Still, Christians have three gods: a god-father, a god-son, and even a holy spirit. Jews and Muslims have one god, but he is given Satan (bad god), and many angels, jinn, devils …
The Trinity was a compromise between the Jews who believed in Jesus and the neophytes from the Gentiles. I suppose that the conversion of Jews to Christianity was the reason for the mass assimilation of Jews. “Neither Hellene nor Jew” is a very convenient excuse to abandon your Jewishness.
In the 20th century, Karl Marx’s internationalism became an additional pretext. The Bolshevik Jews wrote “Communist nationality” in the party membership card.
In the 21st century, Jews who support Palestine against Israel just declare that they are ashamed to remain Jews. The reason is different, but the meaning is the same as two thousand years ago.