What events led to richard nixon resignation as president?

The main reason's president Nixon resigned were due to the US v. Nixon trials and the Watergate hearings.

in all honesty, it really hasn't. except that hitler killed himself.

on this day in 1913, henry ford installs the first moving assembly line for the mass production of an entire automobile. his innovation reduced the time it took to build a car from more than 12 hours to two hours and 30 minutes.