common knowledge

As it turned out, the beehive ban was not common knowledge, even to the beekeepers association, said its president, Cheryl Koeller, in an email.

“It was common knowledge he was down at Jones Street,” home to the legislature’s offices.

It’s been common knowledge since his first #1 hit in 1963.

As we approach the 250th anniversary of this nation’s birth, it ought to be common knowledge that putting the National Guard into the center of turmoil is not to be taken at all lightly.

We don't know who that was but it's common knowledge that former prime ministers can be protected long after they have left office.