False, Great Britan owned many empires across the world, stemming the phrase.
Two main causes of Arab Israel conflicts in the twentieth century were:
The first one is the division of Palestine into separate Jewish and Arab states.
This general articulation is very known, as every one of the three monotheistic religions guarantee responsibility for Holy Land.
We can for the most part say that after the Crusades, Christians stayed out of the contention because of the monstrous misfortunes they confronted when they had endeavored to attack and vanquish it (when Salah Al deen was at influence, before the ascent of the Ottoman domain).
The second one would be, US support for Israels military
The US is a nearby partner of Israel, and this is essentially why there are enormous issues and clashes between the two religions whom are living in a similar region/land.
Contain communism. In other words the same policy as containment.
From 1942 to 1945, it was the policy of the U.S. government that people of Japanese descent would be interred in isolated camps. Enacted in reaction to Pearl Harbor and the ensuing war, the Japanese internment camps are now considered one of the most atrocious violations of American civil rights in the 20th century hopefully this help :)