What is Abba Kovner's cousin who died on the 5th of June in 2003 famous for?
Abba Kovner:  He was a cousin of the Israeli Communist Party leader Meir Vilner. Meir Vilner: Meir Vilner (Hebrew: מאיר וילנר‎ , born Ber Kovner; 23 October 1918 – 5 June 2003) was an Israeli communist politician and Jewish leader of the Communist Party of Israel (Maki), which consisted primarily of Israeli Arabs. Meir Vilner:  He was the youngest and longest surviving signatory of the Israeli Declaration of Independence in 1948.
He was the youngest and longest surviving signatory of the Israeli Declaration of Independence in 1948.