Serbophilia

Flag of Serbia
Artistic depiction of a July 1918 event in which a Serbian flag was flown over the White House alongside the U.S. one in a show of wartime solidarity; the only non-U.S. flags to have ever been flown over the White House are those of Serbia and France.
French poster from WWI

Serbophilia (Serbian: Србофилија, romanizedSrbofilija, literally love for Serbia and Serbs) is the admiration, appreciation or emulation of non-Serbian person who expresses a strong interest, positive predisposition or appreciation for the Serbian people, Serbia, Republika Srpska, Serbian language, culture or history. Its opposite is Serbophobia.