> Criticizing Israeli settlements in the West Bank is not antisemitic. But suggesting that Israel has no right to exist as a Jewish state is antisemitic as it implies ethnic cleansing.

This is precisely an example of the conflation of "anti-Israel" with "anti-semitic." It is entirely possibly for a person to disagree with the geopolitical decisions and military actions that led to the formation of Israel, without harboring ill will against anyone for being Jewish.