diff --git a/icu4c/source/i18n/casetrn.cpp b/icu4c/source/i18n/casetrn.cpp
index b8d7f7074f7..96778af6522 100644
--- a/icu4c/source/i18n/casetrn.cpp
+++ b/icu4c/source/i18n/casetrn.cpp
@@ -1,7 +1,7 @@
 /*
 *******************************************************************************
 *
-*   Copyright (C) 2001-2006, International Business Machines
+*   Copyright (C) 2001-2007, International Business Machines
 *   Corporation and others.  All Rights Reserved.
 *
 *******************************************************************************
@@ -116,12 +116,12 @@ CaseMapTransliterator::CaseMapTransliterator(const CaseMapTransliterator& o) :
 /**
  * Assignment operator.
  */
-CaseMapTransliterator& CaseMapTransliterator::operator=(const CaseMapTransliterator& o) {
+/*CaseMapTransliterator& CaseMapTransliterator::operator=(const CaseMapTransliterator& o) {
     Transliterator::operator=(o);
     fCsp = o.fCsp;
     fMap = o.fMap;
     return *this;
-}
+}*/
 
 /**
  * Transliterator API.
diff --git a/icu4c/source/i18n/casetrn.h b/icu4c/source/i18n/casetrn.h
index 747fa1b554e..a5e123f3637 100644
--- a/icu4c/source/i18n/casetrn.h
+++ b/icu4c/source/i18n/casetrn.h
@@ -1,7 +1,7 @@
 /*
 *******************************************************************************
 *
-*   Copyright (C) 2001-2005, International Business Machines
+*   Copyright (C) 2001-2007, International Business Machines
 *   Corporation and others.  All Rights Reserved.
 *
 *******************************************************************************
@@ -62,11 +62,6 @@ public:
      */
     CaseMapTransliterator(const CaseMapTransliterator&);
 
-    /**
-     * Assignment operator.
-     */
-    CaseMapTransliterator& operator=(const CaseMapTransliterator&);
-
     /**
      * Transliterator API.
      * @return a copy of the object.
@@ -99,6 +94,13 @@ protected:
 
     const UCaseProps *fCsp;
     UCaseMapFull *fMap;
+
+private:
+    /**
+     * Assignment operator.
+     */
+    CaseMapTransliterator& operator=(const CaseMapTransliterator&);
+
 };
 
 U_NAMESPACE_END
diff --git a/icu4c/source/i18n/cpdtrans.h b/icu4c/source/i18n/cpdtrans.h
index e4688fead5a..f28e4637f40 100644
--- a/icu4c/source/i18n/cpdtrans.h
+++ b/icu4c/source/i18n/cpdtrans.h
@@ -99,12 +99,6 @@ public:
      */
     CompoundTransliterator(const CompoundTransliterator&);
 
-    /**
-     * Assignment operator.
-     * @internal Use transliterator factory methods instead since this class will be removed in that release.
-     */
-    CompoundTransliterator& operator=(const CompoundTransliterator&);
-
     /**
      * Transliterator API.
      * @internal Use transliterator factory methods instead since this class will be removed in that release.
@@ -199,6 +193,12 @@ private:
     friend class Transliterator;
     friend class TransliteratorAlias; // to access private ct
 
+    /**
+     * Assignment operator.
+     * @internal Use transliterator factory methods instead since this class will be removed in that release.
+     */
+    CompoundTransliterator& operator=(const CompoundTransliterator&);
+
     /**
      * Private constructor for Transliterator.
      */
diff --git a/icu4c/source/i18n/i18n.vcproj b/icu4c/source/i18n/i18n.vcproj
index d5d7b45c2c3..551c7aebc04 100644
--- a/icu4c/source/i18n/i18n.vcproj
+++ b/icu4c/source/i18n/i18n.vcproj
@@ -45,6 +45,7 @@
 			/>
 			<Tool
 				Name="VCCLCompilerTool"
+				AdditionalOptions="/w14001 /w14063 /w14121 /w14125 /w14127 /w14130 /w14131 /w14152 /w14189 /w14204 /w14296 /w14366 /w14505 /w14702"
 				AdditionalIncludeDirectories="..\..\include;..\common"
 				PreprocessorDefinitions="WIN32;NDEBUG;_CRT_SECURE_NO_DEPRECATE;U_I18N_IMPLEMENTATION"
 				StringPooling="true"
@@ -140,6 +141,7 @@
 			/>
 			<Tool
 				Name="VCCLCompilerTool"
+				AdditionalOptions="/w14001 /w14063 /w14121 /w14125 /w14127 /w14130 /w14131 /w14152 /w14189 /w14204 /w14296 /w14366 /w14505 /w14702 /w14710"
 				Optimization="0"
 				AdditionalIncludeDirectories="..\..\include;..\common"
 				PreprocessorDefinitions="WIN32;_DEBUG;_CRT_SECURE_NO_DEPRECATE;U_I18N_IMPLEMENTATION"
@@ -883,14 +885,6 @@
 				RelativePath=".\islamcal.h"
 				>
 			</File>
-			<File
-				RelativePath=".\persncal.cpp"
-				>
-			</File>
-			<File
-				RelativePath=".\persncal.h"
-				>
-			</File>
 			<File
 				RelativePath=".\japancal.cpp"
 				>
@@ -1061,6 +1055,14 @@
 				RelativePath=".\olsontz.h"
 				>
 			</File>
+			<File
+				RelativePath=".\persncal.cpp"
+				>
+			</File>
+			<File
+				RelativePath=".\persncal.h"
+				>
+			</File>
 			<File
 				RelativePath=".\rbnf.cpp"
 				>
diff --git a/icu4c/source/i18n/name2uni.cpp b/icu4c/source/i18n/name2uni.cpp
index ba067c792ec..c59abc54d88 100644
--- a/icu4c/source/i18n/name2uni.cpp
+++ b/icu4c/source/i18n/name2uni.cpp
@@ -1,6 +1,6 @@
 /*
 **********************************************************************
-*   Copyright (C) 2001-2006, International Business Machines
+*   Copyright (C) 2001-2007, International Business Machines
 *   Corporation and others.  All Rights Reserved.
 **********************************************************************
 *   Date        Name        Description
@@ -85,12 +85,12 @@ NameUnicodeTransliterator::NameUnicodeTransliterator(const NameUnicodeTransliter
 /**
  * Assignment operator.
  */
-NameUnicodeTransliterator& NameUnicodeTransliterator::operator=(
+/*NameUnicodeTransliterator& NameUnicodeTransliterator::operator=(
                              const NameUnicodeTransliterator& o) {
     Transliterator::operator=(o);
     // not necessary: the legal sets should all be the same -- legal=o.legal;
     return *this;
-}
+}*/
 
 /**
  * Transliterator API.
diff --git a/icu4c/source/i18n/name2uni.h b/icu4c/source/i18n/name2uni.h
index d53ba24b8cc..1324ec3e8d2 100644
--- a/icu4c/source/i18n/name2uni.h
+++ b/icu4c/source/i18n/name2uni.h
@@ -43,11 +43,6 @@ public:
      */
     NameUnicodeTransliterator(const NameUnicodeTransliterator&);
 
-    /**
-     * Assignment operator.
-     */
-    NameUnicodeTransliterator& operator=(const NameUnicodeTransliterator&);
-
     /**
      * Transliterator API.
      * @return    A copy of the object.
@@ -82,6 +77,11 @@ public:
      * Set of characters which occur in Unicode character names.
      */
     UnicodeSet legal;
+private:
+    /**
+     * Assignment operator.
+     */
+    NameUnicodeTransliterator& operator=(const NameUnicodeTransliterator&);
 };
 
 U_NAMESPACE_END
diff --git a/icu4c/source/i18n/nortrans.cpp b/icu4c/source/i18n/nortrans.cpp
index aec4ddf88a2..f967f7dae5d 100644
--- a/icu4c/source/i18n/nortrans.cpp
+++ b/icu4c/source/i18n/nortrans.cpp
@@ -1,6 +1,6 @@
 /*
 **********************************************************************
-*   Copyright (C) 2001-2006, International Business Machines
+*   Copyright (C) 2001-2007, International Business Machines
 *   Corporation and others.  All Rights Reserved.
 **********************************************************************
 *   Date        Name        Description
@@ -82,12 +82,12 @@ Transliterator(o) {
 /**
  * Assignment operator.
  */
-NormalizationTransliterator& NormalizationTransliterator::operator=(const NormalizationTransliterator& o) {
+/*NormalizationTransliterator& NormalizationTransliterator::operator=(const NormalizationTransliterator& o) {
     Transliterator::operator=(o);
     fMode = o.fMode;
     options = o.options;
     return *this;
-}
+}*/
 
 /**
  * Transliterator API.
diff --git a/icu4c/source/i18n/nortrans.h b/icu4c/source/i18n/nortrans.h
index 3dccc5eecea..96bc7f00429 100644
--- a/icu4c/source/i18n/nortrans.h
+++ b/icu4c/source/i18n/nortrans.h
@@ -47,11 +47,6 @@ class NormalizationTransliterator : public Transliterator {
      */
     NormalizationTransliterator(const NormalizationTransliterator&);
 
-    /**
-     * Assignment operator.
-     */
-    NormalizationTransliterator& operator=(const NormalizationTransliterator&);
-
     /**
      * Transliterator API.
      * @return    A copy of the object.
@@ -100,6 +95,12 @@ class NormalizationTransliterator : public Transliterator {
      */
     NormalizationTransliterator(const UnicodeString& id,
                                 UNormalizationMode mode, int32_t opt);
+
+private:
+    /**
+     * Assignment operator.
+     */
+    NormalizationTransliterator& operator=(const NormalizationTransliterator&);
 };
 
 U_NAMESPACE_END
diff --git a/icu4c/source/i18n/titletrn.cpp b/icu4c/source/i18n/titletrn.cpp
index e85087179dc..76c17d1bad7 100644
--- a/icu4c/source/i18n/titletrn.cpp
+++ b/icu4c/source/i18n/titletrn.cpp
@@ -1,6 +1,6 @@
 /*
 **********************************************************************
-*   Copyright (C) 2001-2005, International Business Machines
+*   Copyright (C) 2001-2007, International Business Machines
 *   Corporation and others.  All Rights Reserved.
 **********************************************************************
 *   Date        Name        Description
@@ -48,11 +48,11 @@ TitlecaseTransliterator::TitlecaseTransliterator(const TitlecaseTransliterator&
 /**
  * Assignment operator.
  */
-TitlecaseTransliterator& TitlecaseTransliterator::operator=(
+/*TitlecaseTransliterator& TitlecaseTransliterator::operator=(
                              const TitlecaseTransliterator& o) {
     CaseMapTransliterator::operator=(o);
     return *this;
-}
+}*/
 
 /**
  * Transliterator API.
diff --git a/icu4c/source/i18n/titletrn.h b/icu4c/source/i18n/titletrn.h
index 376e0efb611..a093152b66c 100644
--- a/icu4c/source/i18n/titletrn.h
+++ b/icu4c/source/i18n/titletrn.h
@@ -46,11 +46,6 @@ class TitlecaseTransliterator : public CaseMapTransliterator {
      */
     TitlecaseTransliterator(const TitlecaseTransliterator&);
 
-    /**
-     * Assignment operator.
-     */
-    TitlecaseTransliterator& operator=(const TitlecaseTransliterator&);
-
     /**
      * Transliterator API.
      * @return a copy of the object.
@@ -67,7 +62,7 @@ class TitlecaseTransliterator : public CaseMapTransliterator {
      */
     U_I18N_API static UClassID U_EXPORT2 getStaticClassID();
 
- protected:
+protected:
 
     /**
      * Implements {@link Transliterator#handleTransliterate}.
@@ -80,6 +75,12 @@ class TitlecaseTransliterator : public CaseMapTransliterator {
      */
     virtual void handleTransliterate(Replaceable& text, UTransPosition& offset,
                              UBool isIncremental) const;
+
+private:
+    /**
+     * Assignment operator.
+     */
+    TitlecaseTransliterator& operator=(const TitlecaseTransliterator&);
 };
 
 U_NAMESPACE_END
diff --git a/icu4c/source/i18n/tolowtrn.cpp b/icu4c/source/i18n/tolowtrn.cpp
index 267ce406d35..c93f4d0eff8 100644
--- a/icu4c/source/i18n/tolowtrn.cpp
+++ b/icu4c/source/i18n/tolowtrn.cpp
@@ -1,6 +1,6 @@
 /*
 **********************************************************************
-*   Copyright (C) 2001-2004, International Business Machines
+*   Copyright (C) 2001-2007, International Business Machines
 *   Corporation and others.  All Rights Reserved.
 **********************************************************************
 *   Date        Name        Description
@@ -47,11 +47,11 @@ LowercaseTransliterator::LowercaseTransliterator(const LowercaseTransliterator&
 /**
  * Assignment operator.
  */
-LowercaseTransliterator& LowercaseTransliterator::operator=(
+/*LowercaseTransliterator& LowercaseTransliterator::operator=(
                              const LowercaseTransliterator& o) {
     CaseMapTransliterator::operator=(o);
     return *this;
-}
+}*/
 
 /**
  * Transliterator API.
diff --git a/icu4c/source/i18n/tolowtrn.h b/icu4c/source/i18n/tolowtrn.h
index 1d8374aafed..564b215a728 100644
--- a/icu4c/source/i18n/tolowtrn.h
+++ b/icu4c/source/i18n/tolowtrn.h
@@ -44,11 +44,6 @@ class LowercaseTransliterator : public CaseMapTransliterator {
      */
     LowercaseTransliterator(const LowercaseTransliterator&);
 
-    /**
-     * Assignment operator.
-     */
-    LowercaseTransliterator& operator=(const LowercaseTransliterator&);
-
     /**
      * Transliterator API.
      * @return a copy of the object.
@@ -64,6 +59,12 @@ class LowercaseTransliterator : public CaseMapTransliterator {
      * ICU "poor man's RTTI", returns a UClassID for this class.
      */
     U_I18N_API static UClassID U_EXPORT2 getStaticClassID();
+private:
+
+    /**
+     * Assignment operator.
+     */
+    LowercaseTransliterator& operator=(const LowercaseTransliterator&);
 };
 
 U_NAMESPACE_END
diff --git a/icu4c/source/i18n/toupptrn.cpp b/icu4c/source/i18n/toupptrn.cpp
index 0678c36073c..4b7c7d06aca 100644
--- a/icu4c/source/i18n/toupptrn.cpp
+++ b/icu4c/source/i18n/toupptrn.cpp
@@ -1,6 +1,6 @@
 /*
 **********************************************************************
-*   Copyright (C) 2001-2004, International Business Machines
+*   Copyright (C) 2001-2007, International Business Machines
 *   Corporation and others.  All Rights Reserved.
 **********************************************************************
 *   Date        Name        Description
@@ -47,11 +47,11 @@ UppercaseTransliterator::UppercaseTransliterator(const UppercaseTransliterator&
 /**
  * Assignment operator.
  */
-UppercaseTransliterator& UppercaseTransliterator::operator=(
+/*UppercaseTransliterator& UppercaseTransliterator::operator=(
                              const UppercaseTransliterator& o) {
     CaseMapTransliterator::operator=(o);
     return *this;
-}
+}*/
 
 /**
  * Transliterator API.
diff --git a/icu4c/source/i18n/toupptrn.h b/icu4c/source/i18n/toupptrn.h
index e1ff991efa7..77799acbfd6 100644
--- a/icu4c/source/i18n/toupptrn.h
+++ b/icu4c/source/i18n/toupptrn.h
@@ -44,11 +44,6 @@ class UppercaseTransliterator : public CaseMapTransliterator {
      */
     UppercaseTransliterator(const UppercaseTransliterator&);
 
-    /**
-     * Assignment operator.
-     */
-    UppercaseTransliterator& operator=(const UppercaseTransliterator&);
-
     /**
      * Transliterator API.
      * @return a copy of the object.
@@ -64,6 +59,12 @@ class UppercaseTransliterator : public CaseMapTransliterator {
      * ICU "poor man's RTTI", returns a UClassID for this class.
      */
     U_I18N_API static UClassID U_EXPORT2 getStaticClassID();
+
+private:
+    /**
+     * Assignment operator.
+     */
+    UppercaseTransliterator& operator=(const UppercaseTransliterator&);
 };
 
 U_NAMESPACE_END
diff --git a/icu4c/source/i18n/uni2name.cpp b/icu4c/source/i18n/uni2name.cpp
index dcc49d758ff..5eba79daceb 100644
--- a/icu4c/source/i18n/uni2name.cpp
+++ b/icu4c/source/i18n/uni2name.cpp
@@ -1,6 +1,6 @@
 /*
 **********************************************************************
-*   Copyright (C) 2001-2004, International Business Machines
+*   Copyright (C) 2001-2007, International Business Machines
 *   Corporation and others.  All Rights Reserved.
 **********************************************************************
 *   Date        Name        Description
@@ -48,11 +48,11 @@ UnicodeNameTransliterator::UnicodeNameTransliterator(const UnicodeNameTransliter
 /**
  * Assignment operator.
  */
-UnicodeNameTransliterator& UnicodeNameTransliterator::operator=(
+/*UnicodeNameTransliterator& UnicodeNameTransliterator::operator=(
                              const UnicodeNameTransliterator& o) {
     Transliterator::operator=(o);
     return *this;
-}
+}*/
 
 /**
  * Transliterator API.
diff --git a/icu4c/source/i18n/uni2name.h b/icu4c/source/i18n/uni2name.h
index a145d64c102..aede864564a 100644
--- a/icu4c/source/i18n/uni2name.h
+++ b/icu4c/source/i18n/uni2name.h
@@ -43,11 +43,6 @@ class UnicodeNameTransliterator : public Transliterator {
      */
     UnicodeNameTransliterator(const UnicodeNameTransliterator&);
 
-    /**
-     * Assignment operator.
-     */
-    UnicodeNameTransliterator& operator=(const UnicodeNameTransliterator&);
-
     /**
      * Transliterator API.
      */
@@ -77,6 +72,12 @@ class UnicodeNameTransliterator : public Transliterator {
     virtual void handleTransliterate(Replaceable& text, UTransPosition& offset,
                                      UBool isIncremental) const;
 
+private:
+    /**
+     * Assignment operator.
+     */
+    UnicodeNameTransliterator& operator=(const UnicodeNameTransliterator&);
+
 };
 
 U_NAMESPACE_END