Giant Robot Anime timeline

Rise of the giant robots: how one Japanese cartoon spawned a genre - The Verge

Super Robot (Object) - Giant Bomb

Super Robot Genre - TV Tropes

Gundam Anime Timeline : r/Gundam

Super Dimension Fortress Macross (TV Series 1982–2002) - News - IMDb

Hulu Streams Five New 'Gundam' Series, Further Adding To The Recent Mecha Anime Onslaught

What was that robot anime (I believe it might've been Gundam) that involves the pilot shoving their arms and body into this black sheet, rubber, tar, latex material that forms around them?

Mecha: The Rise & Fall of Giant Robots

5 Mecha Anime That Reinvented The Genre (& 5 That Didn't)