Reaction was swift after an apparent assassination attempt on former president Donald Trump at a political rally in Butler, Pa., on Saturday night. Here’s the reaction from around the political world. President Joe Biden in a televised address: “I plan on talking to Donald shortly — I hope when I get back to the telephone. Look, there’s no place in America for this kind of violence. It’s sick. It’s sick. It’s one reason why we have to unite this country. We cannot allow for this to be happening. We cannot be like this. We cannot condone this. And so I want to thank the Secret Service and all t…