In March 2004
It joined NATO after 1990
Bulgaria joined NATO's Partnership for Peace in 1994 and applied for NATO membership in 1997. During the November 2002 Prague Summit Bulgaria was one of seven former socialist countries invited to join the Alliance. Bulgaria became a member of NATO in March 2004.
Bulgaria sided with the Central Powers: Germany and Austria-Hungary.
Bulgaria has been controlled by other countries over its history. In the 19th century by Turkey. During World War II, it had joined the Axis side. Then after World War II, the Soviet Union controlled it. In the 1980s and 1990s, Bulgaria broke free and joined NATO in 2004, and the European Union in 2007.
Nato alliance
Yes
Nato, EU
West Germany joined NATO in 1955.
Eu, NATO
its a Nato member
West Germany joined NATO in 1955.
Italy joined NATO in 1949.