What effect did Islam have on Europe during the Middle Ages? O A. European colonial territories adopted the governmental structure of Islam
OB. increased trade with Islamic empires created a more complex economy in Europe
c. alliances with Islamic empires led to border disputes in Europe
OD. Islam became the predominant religion in eastern Europe

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i think you may have asked this twice, but i answered one of the

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.