There was a rush of immigrants that flocked to Israel right after it was founded in 1948. By 1950, the size of the immigrants were doubled. In 1948, there was a new law enacted called "Proclamation of the Establishment of the State of Israel." This called for all open Jewish immigration to come into Israel.
It was in 1950 that the "Law of Return" was enacted and granted automatic rights and citizenship to the Jewish people. There were an estimated 687,000 Jewish people who took advantage of the new law in 1950. The people who came were from several groups such as;