The first President (after Nixon era) to resuscitate Kissinger was Bill Clinton:
“Bill Clinton, embraced Kissinger, which began Kissinger’s apotheosis into his current incarnation as a bipartisan elder statesman, invoked by politicians who want to appear “serious.””
From:
https://www.thenation.com/article/archive/henry-kissinger-hi...
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Obama Era
He was an advisor to Hillary Clinton was Secretary of State in the Obama administration and was instrumental in shaping policies like Honduras, Syria, Libya etc..
“The two former secretaries of state have been close for years, with Clinton calling him "a friend" and noting that she "relied on his counsel" when she was secretary of state from 2009 to 2013.”
From: https://abcnews.go.com/Politics/hillary-henry-clintons-relat...
Nixon actually presented a Health Care Plan
Nixon's Words “Without adequate health care, no one can make full use of his or her talents and opportunities. It is thus just as important that economic, racial and social barriers not stand in the way of good health care as it is to eliminate those barriers to a good education and a good job.”
https://www.nixonfoundation.org/2015/11/the-nixon-comprehens...
https://en.wikipedia.org/wiki/Violent_Crime_Control_and_Law_...
Nixon also did the government affirmative action for minorities under the Philadelphia Plan:
Well, sure.
Limit qualified immunity for rogue cops by signing into law an act of Congress?
Eliminate civil forfeiture?