Language Property
Returns or sets the language setting for the object that defines the language used in the menu. The Language property uses a String to represent an ISO language tag. For example, the string "“EN-US" represents the ISO code for "United States - English". Read/write.
expression.Language
expression Required. An expression that returns one of the objects in the Applies To list.
Remarks
If a valid language code is specified, the object will only be available in the View menu for the specified language type. If no value is specified, the object item is available for all language types. The default value for this property is an empty String.
Example
The following example sets the language type of all View object's of type olTableView to US English.
Sub SetLanguage()
'Sets the language of all table views to US English
Dim olApp As Outlook.Application
Dim objViews As Views
Dim objView As View
Set olApp = Outlook.Application
Set objViews = _
olApp.GetNamespace("Mapi").GetDefaultFolder(olFolderInbox).Views
'Iterate through each view in the collection
For Each objView In objViews
'If view is of type olTableVIew then set language
If objView.ViewType = olTableView Then
objView.Language = "EN-US"
End If
Next objView
End Sub