At age 12, he left school and began working to support his family, and a year later, he joined the Betar Zionist youth movement.

Nakar was a member of one of the blocking squad that laid mines on nearby roads to delay British forces pursuing the attackers and escapees as they retreated.

Subsequently, Nakar, Weiss, and Haviv were transferred to a condemned cell in Acre Prison, where they spent their time writing letters and studying the Book of Psalms.

On July 12, the Irgun abducted two British sergeants, Clifford Martin and Mervyn Paice, in Netanya, and threatened to hang them if the death sentences were carried out.

Their bodies were found hanging from trees in a eucalyptus grove near Netanya, and were booby-trapped with a mine, which injured a British officer as he cut one of them down.

[2] Today, Nakar and the other Olei Hagardom are revered by Israel as national heroes, and streets have been named in his honor in Tel Aviv, Jerusalem, and Beersheba.