Former Republican House Speaker Newt Gingrich attacked President Joe Biden this week, RadarOnline.com can report. He also demanded that Americans be “tried for treason” for chanting “death to America” during protests against Israel’s war in Gaza. Gingrich’s surprising remarks came on Monday night during an interview with Fox News host Sean Hannity. According to Gingrich, President Biden “is on the side of the people who hate America.” He also threatened to “deport” those protesting Israel’s war against Hamas and Iran in the Middle East and “try for treason” those American citizens accused of c…