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This is where it gets complicated: Beau died of cancer in 2015. Hallie subsequently had a romantic relationship with his younger brother (also a son of Neilia), Hunter, who was splitting up with his wife, Kathleen. (It’s not clear if the relationship with Hallie precipitated the divorce.) The Hallie-Hunter relationship reportedly is over.

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Added ick factor? According to The Daily Mail, the elder Biden confessed that growing up in Wilmington, Delaware, he had a crush on Hallie’s mother, Joan.

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“I was the Catholic kid. She was the Jewish girl. I still tried. I didn’t get anywhere,” Biden said at a Delaware Jewish event in 2015.

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Biden-Begin did not go as well as Biden-Golda.

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In 1982, Menachem Begin met with senators at the U.S. Capitol. The prime minister fumbled when asked about Israel’s recent Lebanon invasion, but rallied when Biden confronted him about West Bank settlement expansion and suggested that new settlements would undercut U.S. support for assistance for Israel. Biden reportedly banged the table as the exchange grew heated.

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Begin’s reply has become lore among his followers.

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“This desk is designed for writing, not for fists,” he said, according to an account written by a confidante just after Begin’s 1992 death. “Don’t threaten us with slashing aid. Do you think that because the U.S. lends us money it is entitled to impose on us what

5 Jewish things to know about Joe Biden

He learned pro-Israel from his dad.