NATO is an intergovernmental military alliance. Members - including most of Western Europe, the United States, Canada and Turkey - agree to mutual defense in response to an attack by any external party.
NATO is based on the North Atlantic Treaty which was signed on 4 April 1949, four years after the end of WW II. It has 28 members, West Germany joined in 1955.The organization was drawn into the breakup of Yugoslavia, and conducted its first military interventions in former Yugoslavia in the 1990s. DW's content tagged "NATO" appears on this page.
Latvia is paying close attention to potential geopolitical developments. The Latvian parliament passed a budget that will see the country's spending on defense rise up to the magic NATO number of 2 percent in 2018. "This is not going to be another Ukraine," said Latvian Foreign Minister Edgars Rinkevics.