Almost all of them.
that was why early Christians were antisemitic.
Judaism is the religion that was a precursor to Christians. The early Christians, namely the apostles, were Jewish because Jesus was still alive and Christianity had not been developed yet. Jesus himself was Jewish.
severe persecution
Ancient Greek translation of the Jewish scriptures. This was an Old Testament source for early Christians.
The Jewish communities of the 1st Century did not accept the claims of the Jewish-Christians (the Early Church) that Jesus was the Messiah as prophesied by the Old Testament. As a result, they wanted to form a separate religious community to pray and believe as they saw fit.
The Jews had mixed opinions about early Christians. Some viewed them as a sect within Judaism, while others saw them as a threat to traditional Jewish beliefs and practices.
Slavery was an accepted practice in early Colonial history.
They did not operate in the same spheres, so there is limited knowledge of how the early Christians regarded them. However, it is likely that they had unfavorable view of the Zealots since the Zealots were antagonizing the Roman Authorities. The Roman Authorities at that period did not notice the difference between the different Jewish and quasi-Jewish factions, of which early Christians were a part, resulting in increased Christian persecution in the aftermath of the Zealots' revolt.
This question is too vague. But the early Christians first had to go through all the Jewish rights before they became Christians. Hope that helps.
It is very likely that many of the early Christians followed the first-century Jewish practice of placing the bones of their dead in ossuaries, or bone boxes. Certainly, by the third century, we find a widespread Christian practice of using the catacombs for storage of the dead, a practice not unlike the use of ossuaries. Romans could bury or burn their dead, but at different times one practice was preferred over another, and family preferences were the deciding factor. The pagan Romans were deeply religious and would have treated their dead with due respect.
St. Veronica was a Jewish woman who, according to tradition, later became one of the early Christians.
The early Christians were Jews. Jesus was referred to as a rabbi and according to the Gospels was quite knowledgeable about Jewish law at an early age.