Short answers, pulled from the story.
Napoleon Bonaparte extended French Jewish citizenship rights across conquered European territories during the Napoleonic Wars. He overrode old laws that restricted Jews to ghettos and forced them to wear identifying badges. This legislation established French Jews as citizens equal to other Frenchmen for the first time.
The decree known as the Décret du 17 mars 1808 or Infamous Decree was issued on the 17th of March 1808. It imposed a ten-year ban on any kind of Jewish money-lending activity and prevented Jews from relocating to Alsace. The decree temporarily restricted Jewish lending in several eastern departments while maintaining full civil equality.
Abraham Furtado served as the secretary of the assembly called the Grand Sanhedrin established by Napoleon Bonaparte. In 1807, he designated Judaism as one of the official religions alongside Roman Catholicism and Protestantism. The Israelite Consistory served as a centralizing authority for Jewish religious and community life under this structure.
Gazette Nationale published a statement on the 22nd of May 1799 claiming Bonaparte invited all Jews of Asia and Africa to gather under his flag. Historian Nathan Schur believes Napoleon intended the proclamation for propaganda during his campaign in Egypt and Syria. Scholars like Henry Laurens believe this document was a forgery as Simon Schwarzfuchs asserted in 1979.
Russian Emperor Alexander I objected to Napoleon's emancipation of the Jews and establishment of the Grand Sanhedrin. He referred to the emperor in a proclamation as the Anti-Christ and Enemy of God. Alexander persuaded Napoleon to sign a decree restricting freedoms accorded to the Jews on the 17th of March 1808.