What led jews to migrate to eastern europe and muslim lands?

What were the years of their migration?

When the Christians started killing the Jews they went to Muslim countries because they accepted them.

In WW2 the German Jews thought that eastern Europe was was safer but at the end it turned out that Europe was no good for the Jews.

chemicals that are toxic to plants

on november 6 and 7, 1917 (or october 24 and 25 on the julian calendar, which is why the event is often referred to as the october revolution), leftist revolutionaries led by bolshevik party leader vladimir lenin launched a nearly bloodless coup d'état against the duma's provisional government.