Vietnam leader seeks more power at party congress

The nation of 100 million people is both a repressive one-party state and a regional economic bright spot, with the party seeking to deliver rapid expansion to underpin its claim to legitimacy. But its leaders face challenges from tensions between its main trading partners the United States and China, along with mounting environmental and social pressures domestically. Since he ascended to the top role just 17 months ago, Lam has enthusiastically pursued an anti-corruption drive, thinned and streamlined bureaucracy...