What is associated with: after leaving oakland in 1975 this pitcher signed a 375 million contract with the yankees the richest in mlb?

Based on the clue 'after leaving abcs nightline he became the managin...', what is the answer? What is associated with: after leaving china in 1935 this architect studied at mit became a us citizen in 1954? Based on the clue 'after leaving hubby dennis quaid she split from hu...', what is the answer? What is associated with: after leaving hud in 2003 he was elected us senator from florida? What is associated with: after leaving office in 1837 he retired to the hermitage his tennessee plantation? Based on the clue 'after leaving office this generally silent preside...', what is the answer? What is associated with: after leaving rolling stone magazine in 1983 she became a contributing photographer for vanity… Based on the clue 'after leaving school to foment unrest castro retur...', what is the answer?