1. She never admits it was suicide, even though I'm sure she knows, as we all know, it was an established fact. BNC
2. It is a known and established fact that political parties do not pick up in the polls once an election is under way. BNC
3. In the little-known country of Academia, it is a well established fact that 1 in 10 undergraduates leave university during or at the end of their first year. WebC