China’s top diplomat said on Monday that Beijing and Brasilia should “jointly repel external challenges”, as the two countries opened a high-level strategic dialogue in Beijing. Foreign Minister Wang Yi made the remark during a visit by his Brazilian counterpart, Mauro Vieira, who arrived in the Chinese capital this weekend for the fifth Global Strategic Dialogue between the two governments. “Practical cooperation in all areas has been steadily enhanced, and the two peoples have never been so...