In the weeks and months after their eldest brother’s wedding Fred and George Weasley continued to run their business. Two decent honest and respectable businessmen, they had no involvement at all in any illicit conduct.
They certainly didn’t get involved in any anti-Voldemort activities. Definitely not.
No. Not them. Never. They wouldn’t.
Over fifty people died at the Battle of Hogwarts. There are dozens of stories of loss, betrayal, heroism and sacrifice. These are some of those stories