Hours before the start of opening arguments and the second week of the trial of the first former U.S. president to face criminal charges, Donald Trump is urging his supporters to “rally behind MAGA” and “go out and peacefully protest” at courthouses across the country, as he laments the protections and high security at Manhattan’s Criminal Courts Building. Trump’s remarks come just days after a man set himself on fire last week outside the same courthouse where jury selection was underway in Trump’s criminal trial. That man later died. Seizing on current news stories, Trump claimed “Palestinia…