By David Brunnstrom and Trevor Hunnicutt WASHINGTON (Reuters) -U.S. President Joe Biden said U.S forces would defend Taiwan in the event of a Chinese invasion, his most explicit statement so far on the issue and comments sure to anger Beijing. Asked in a CBS 60 Minutes interview broadcast on Sunday whether U.S. forces would defend the democratically governed island claimed by China, he replied: “Yes, if in fact, there was an unprecedented attack.” Asked to clarify if he meant that unlike in Ukraine, U.S. forces – American men and women – would defend Taiwan in the event of a Chinese invasion, …