Bayern Munich and Rwanda: Why is sponsorship controversial?

Bayern Munich's sponsorship deal with Rwanda is "blood stained" and must end, according to the Democratic Republic of Congo. The ongoing conflict in eastern Congo has posed serious questions for the Bundesliga club.

source https://www.dw.com/en/bayern-munich-and-rwanda-why-is-sponsorship-controversial/a-71494522?maca=en-rss-en-ger-1023-rdf