WASHINGTON — The U.S. government on Monday condemned the weekend killings by gunmen of two Mozambique opposition figures ahead of protests against a disputed election result, with Washington urging “a swift and thorough investigation into the murders.” Why it’s important The United States is the largest bilateral donor to Mozambique, providing over $560 million in assistance annually, according to the U.S. State Department website. Washington joined the European Union and Mozambique’s former colonial ruler Portugal in the condemnation and the call for an investigation into the murders of opposition lawyer Elvino Dias and opposition party official Paulo Guambe on Saturday