does anxiety make your mind to race at night?

Night time is the worst time for a racing mind. I think it's because it's dark and quiet so there is nothing for your mind to think about and process.
Try to imagine a scenario or listen to some relaxing sounds might help.

Yes, it does. That's because there are fewer things to distract your mind from your thoughts.

Right now I'm too angry about something to sleep.

yes, for certain, it's a torment.

Yes it definitely does.