What had a strong impact on American public opinion with regards to the war?

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.

there is not all the infomation needed to answer this question.   we need the who was going, or we need to know what islands you are talking about.