FUZHOU, China/TAIPEI, April 8 (Reuters) - Seventy-one Chinese military aircraft crossed the sensitive median line of the Taiwan Strait on Saturday as China began drills around Taiwan in anger at President Tsai Ing-wen's meeting with the speaker of the U. Taiwanese officials had expected a less severe reaction to the McCarthy meeting, given it took place in the United States, but they had said they could not rule out the possibility of China staging more drills. The Taiwan security source said China's recent efforts to charm foreign leaders proved in vain after the announcement of the drills