Who is Caspar Weinberger from The Greatest Generation and what is their importance?

Caspar Weinberger is born in San Francisco. He attends Harvard where he works on the Crimson, the school newspaper. He obtains his law degree from Harvard. In August 1941, he enlists in the Army and is an intelligence officer on the staff of General Douglas MacArthur. After the war, he practices law in California and becomes an advisor to Ronald Reagan and served as Secretary of Defense in the Reagan presidency. When he leaves politics, he becomes the publisher of Forbes magazine.