evidence: Claim that the UN told staff not to use ‘war,’ ‘invasion’ to describe Ukraine conflict needs context [...] An email was sent on March 7 instructing some U.N. staff members not to use the words "war" or "invasion" when discussing the conflict between Russia and Ukraine. [...] A Facebook post claims that the U.N. sent an email instructing staff not to use the words "invasion" or "war" when referring to Ukraine.