Misc: The first Beatle to tour the United States?

Questions

Angola won its independence fromthem in 1975.?

Born "No Name Maddox", he committed the most sensational crime of the 70's.?

Famous mother who won the nobel prize in 1979.?

He was court-martialed in 1971 for atrocities in Southeast Asia.?

In 1973 he became Los Angeles' first black mayor.?