Kamantas, 82, died on Saturday in Michigan.
He served as chairman of the Lithuanian World Community for 16 years – in 1978-1988 and 1997-2003. He was also chairman of the Lithuanian-American Community in 1970-173 and 1991-1994.
Kamantas received a 2nd Class Order of the Lithuanian Grand Duke Gediminas for his merits to the State of Lithuania in 2000.