Only good thing Reagan did (just because I believe in credit where due) was to speed GPS availability for civilian use in response to Korean Air Lines Flight 007 being shot down by the Soviets after it went off course. Everything else he did was complete shit.
Not a fan of Nixon but how was he treasonous? Opening trade with China?
Edit: In 1968 he contacted South Vietnam prior to being president to push back a peace agreement until he was president. He promised more favorable outcomes for the South Vietnamese. The Paris peace talks that Nixon attempted to influence ended up failing, but it is unknown if Nixon was the catalyst or if they were destined to fail regardless.