Saudi relations with Egypt have often been…

Saudi relations with Egypt have often been strained following the rise to power of Egypt's Pan-Arab nationalist president, Gamal Abdel Nasser.

Egyptian propaganda has made frequent attacks on the Saudi system of royal government.

Egyptian troops lend immediate support to the Yemen Arab Republican Army in Yemen's civil war starting in 1962, which make tensions between Saudi Arabia and Egypt become more acute.

The Saudis, together with Iran and Jordan, help the Yemeni royalist forces against the Egyptian-backed Yemen republic.