==move page name from Zaire → Zaïre== 

 Simple misspelling. Zaire is incorrect.   (copied from Wikipedia:Requested moves by ) 

 Oh no it is not. Google about 33,500 English pages for Zaïre,  2,350,000 English pages for Zaire. Also see Wikipedia:Naming conventions (use English)    
 :What does that prove? That people aren't sure how to get the ï character on their keyboards? - ..stalk. mail.csb  

 Most English dictionaries e.g. Oxford spell the name Zaire without the accent or umlaut. It is rare in English to have any accents on common place names.