VNA - The Night of Embassies under the theme “Vietnam” held by the University Club of Washington DC and the Embassy of Vietnam in U.S, on May 8 was packed with almost an 100-strong audience, including entrepreneurs, professors and lawyers. Vietnamese Ambassador Le Cong Phung focused his lecture on relations between Vietnam and the US , which, he said, has made a huge leap forward in the recent past. Political relations witnessed an unprecedented progress with four high-level visits taking place in four consecutive years.