The Keflavík Agreement was an agreement made in 1946 between the government of the United States

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 and the newly established Republic of Iceland, following the conclusion of World War II

World War II

World War II, or the Second World War , was a global conflict lasting from 1939 to 1945, involving most of the world's nations—including all of the great powers—eventually forming two opposing military alliances: the Allies and the Axis...

. This agreement stipulated that the American army would leave the country within six months and that the Icelanders would take possession of Keflavík Airport

Keflavík International Airport

-Cargo airlines:-Ground transport:Transport between the airport and Reykjavik city is by road only. The distance is 50 km. A new fast freeway was opened 2008. The buses have a timetable adapted to the flight schedule. They go to and from the Reykjavik bus terminal, taking around 45 minutes...

. With this agreement, all former agreements would be annulled.

The conditions of the agreement did not last long, however. In 1951, a new agreement was made through NATO. According to this defense treaty, the United States accepted responsibility for the defence of Iceland for an unspecified period of time. This new agreement annulled the Keflavík Agreement.