In 1975, the U.S. and Soviets finally stopped ignoring each other in orbit. It...

https://sierra-wiki.win/index.php/Is_Docking_Actually_Worth_the_Headache%3F_Re-evaluating_Lunar_and_Mars_Mission_Architecture

In 1975, the U.S. and Soviets finally stopped ignoring each other in orbit. It wasn't just about the hardware—though designing a universal docking system that worked for two different capsule designs was a bureaucratic nightmare