GENEVA, Jan 21 (Reuters) – A U.S. envoy said on Tuesday that Iran would be sending a “very, very negative message” if it quits the 1970 global nuclear non-proliferation treaty after European countries accused it of violating a separate 2015 deal with world powers. Britain, France, Germany Formally Accuse Iran of Breaking Nuclear Deal Iranian Foreign Minister … Continue reading U.S. Decries Iran Threat to Withdraw From Global Nuclear Treaty