How much more (if at all) effective were the European mercenaries used in the Congo/Katanga compared to native soldiers? Has their reputation been overblown?

by Rittermeister
Roccondil

Have you seen this thread from last week?

https://www.reddit.com/r/AskHistorians/comments/56zpbu/how_extensive_was_the_use_of_white_mercenaries_in/