HO CHI MINH CITY -- Vietnamese and U.S. companies signed deals on chips, oil and gas, and aviation on a New York visit by To Lam, who also on the trip became the first Vietnam communist party chief to address the United Nations.
International relations
Vietnam's Lam secures chip, oil deals in first U.S. trip as party boss
War, human rights discussed as Lam becomes country's first communist chief to address U.N.
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