India, June 8 -- Israel's defence minister on Sunday vowed to prevent an aid boat carrying Greta Thunberg and eleven other activists, who have set sail to bring humanitarian assistance to the people in the Gaza Strip, from reaching the war-ravaged enclave. The ship also has a GOT star on board.

"I instructed the IDF to act so that the Madleen ... does not reach Gaza," Reuters quoted Defence minister Israel Katz as saying in a statement.

"To the antisemitic Greta and her Hamas-propaganda-spouting friends, I say clearly: You'd better turn back, because you will not reach Gaza," he added.

The defence minister said on Sunday that Israel wouldn't allow anyone to break its naval blockade of the Palestinian territory, which he said was aimed ...