The Presidio was first a Spanish Fort that was found by Juan Bautista
de Anza on the day of Match 28, 1776. This was built by a group
of Spanish settlers lead by Jose Joaquin Moraga. The U.S. Military
officially opened the Presidio in 1848 and later became several
Army headquarters and units. The last Army that stays in the
Presidio was the United States 6th Army. The Presidio was responsible
any military actions that were involved in the Pacific. This
was most important because it was the assembly point for Army
forces that invaded the Philippines in the Spanish American War.
was considered the center of defense of the Western U.S. during
World War II. The law to intern Japanese-Americans, Italian-Americans
and German-Americans, including citizens during World War II
was signed and passed at the Presidio. When it came to the year
it was the last year for the Presidio. This was the longest operating
military base overall in the United States.