The jews who intermarried with the gentiles were called

Samaritans

The Jews are those people who are children or descendants of Jacob.  

The Gentiles are those people who are not Jews or whose families do not belong to the descendants of Jacob.

SAMARITANS  are those people who were half-Jew and half-Gentile! They were  "mixed" people due to intermarriage between the Jews and the Gentiles.

an era of negotiation.

is that an answer to your question?

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