journalist and author of his new ofk march, 1917 on the brink war and revolution. it is amazing how much happened in one month. talking about what is happening in america, europe, how the events intersect. and finally we have ryan ballow, the professor of history at the university of virginia. he is the cohost of one of my favorite podcasts, and if you are fellow history were nerd, i suggest checking out back story. gives the background stories of a lot of things happening in the news. it is hosted by a quartet of top historians. hear a greatse national prostitution center welcome for michael kazen, will england, and ryan fellow? [applause] thank you, all three of you, for being here. before we turn to what was happening in the u.s., i would like to back up for a moment and think about briefly what was happening in europe, why isn t the european powers got into what did they and hope to accomplish. i will turn the question to you, ryan. ryan: the short story of what was h