Seas of Liberty
Channel: PublicResourceOrg
Date: 2008-10-05

United States Navy

Presented by the Chief of Naval Operations

Seas of Liberty
AVA20109VNB1 - MN10365b - 1967

You are moving now at a brisk speed on the surface of the ocean realm, which gives way temporarily to the land, as it does in many places in this single sea that rounds the world.

The impact of seapower on the national economy and the geopolitical aspect of the seas, from the mid-18th century, and the necessity for freedom of the seas.