Are the Army a branch of the Navy?
The US Army is not part of the US Navy .
The Marine Corps is technically part of the Navy
Army and Navy were created by the continental congress in 1775 along with the Marines as part of the Navy. The Army and Navy are the Oldest branch. Marines became its own 1789. However whoever fought, was a solider and that's all that really matters before you define what branch they were serving. Soldiers of these here UNITED STATES OF AMERICA! http://wiki.answers.com/Who_is_the_oldest_of_all_Military_Branches#ixzz17LEqtMRf