With his brazen hostility toward Israel and Jews, Melenchon is, in effect, embarking on a perilous path toward undermining the democratic values that underpin French society.
The bill proposed to change the process to elect an ombudsman for Israel's court system.
In this volatile landscape, French Jews find themselves increasingly vulnerable, caught amid escalating societal tensions.
"We need to raise awareness among the moderate left, that it will not be acceptable to be in a coalition with Mélenchon," said CRIF president Yonathan Arfi.
France faces deep societal divisions over immigration and identity, with far-left and far-right factions gaining in recent elections, posing challenges to unity and stability.
Marine Le Pen's National Rally party underperformed in the French parliamentary elections, while the left-wing alliance became the largest faction, leading to the Prime Minister's resignation.
If the nationalist, National Rally party secure a majority, it would usher in France's first far-right government since World War Two and send shockwaves through the European Union.
Keir Starmer's leadership transforms Labour's electoral fortunes in Barnet, earning trust from British Jews after tackling antisemitism, a stark reversal from 2019's low.
Videos on social media showed supporters of Pezeshkian dancing in streets in many cities and towns across the country and motorists honking car horns to cheer his victory.
Now, after 14 years, the time for change has come again, and Brits will be governed by a Labour government for the foreseeable future.