Janata Samajbadi Party (JSP) Nepal’s Chair Upendra Yadav left here for the United States of America to attend the seventh General Convention of Association of Nepali Teraian in America (ANTA). The event has been scheduled to take place on September 30.According to party publicity department chief Purna Basnet, the party leader departed for the US on the Qatar Air flight at 2: 15 am today. He will return home on October 10.