The
Pentagon houses the headquarters of the United
States Department of Defense. The groundbreaking
ceremony took place on September 11, 1941, and
the building was dedicated on January 15, 1943. |
North
Atlantic Treaty Organization
NATO provides unified
military leadership for the common defense of 26
Western nations. It was established in 1950 by
the nations allied by the North Atlantic Treaty,
which provided for their collective defense
against a possible attack by Russia or any other
aggressor. Article 5 of the treaty provides that
an armed attack against one or more member
nations in Europe or North America shall be
considered an attack against all members. |