Daily Quiz #489
Which Roman emperor, having seen a vision, tolerated Christians, became attached to the faith, and began the union between the Church and the Empire?
What occurs when a ray of light meets an obstacle such as a fine wire?
What was the title of John Wayne's last movie, made in 1976?
Which establishment owes much to the offer by Sir Hans Sloane in 1758 for England to purchase his collections?
What is the capital of the province of Manitoba, Canada?
A word opposite in meaning to another in the same language is called what?
Which of these is the 1995 WBC Heavyweight champion who wrote the autobiography "Frank: Fighting Back" with the assistance of Kevin Mitchell?