On April 20, 1988, in Jacksonville, FL, Barry Windham committed one of NWA history's biggest betrayals by turning heel on partner Lex Luger during their NWA World Tag Team Championship defense against The Four Horsemen (Tully Blanchard/Arn Anderson). Windham slammed Luger, hit a lariat, and aligned with the Horsemen

The Undertaker defeated Triple H in a Hell in a Cell match at WrestleMania XXVIII (2012) on April 1, 2012, in Miami, Florida, with Shawn Michaels as the guest referee. Known as the "End of an Era" match, it saw Undertaker move to 20-0, featuring intense drama, weapon usage, and a famous post-match scene of the three legends supporting each other.YouTube:

https://www.youtube.com/watch?v=FOoSvAeFPP4

At WrestleMania III on March 29, 1987, Hulk Hogan famously defeated Andre the Giant, retaining the WWE Championship before a massive crowd at the Pontiac Silverdome. The match is defined by Hogan successfully body-slamming the 475-pound Andre, a, often cited as the "bodyslam heard 'round the world"

Youtube Link:

https://www.youtube.com/watch?v=rz8q5ZjboXY&t=34s