Comments by Yair Netanyahu, the son of Israeli Prime Minister Benjamin Netanyahu, backing Argentina’s claim to the British-controlled Falkland Islands have caused an unlikely row with Britain’s right wing – one of the United Kingdom’s last reliable pro-Israel groups.The younger Netanyahu waded into the longrunning territorial dispute over the South Atlantic archipelago last week, writing on X in Spanish: “The Falkland Islands belong to Argentina.”Britain and Argentina fought a war over the islands in 1982 and continue to dispute their sovereignty.In follow-up posts, he said that Israel should support Argentina’s claim because the Argentinian government, under far-right President Javier Milei,...