PHILADELPHIA — President Joe Biden used Philadelphia as the launching point Thursday for a blistering speech warning that “MAGA Republicans” are a threat to American values, and urging voters to choose a different path. Here are six takeaways from the address: A warning for democracyStanding in front of Independence Hall Thursday night, President Joe Biden said it was his duty to warn the country that the democracy born there is under direct threat. “As I stand here tonight, equality and democracy are under assault. We do ourselves no favor to pretend otherwise,” he said early in his roughly 2...