Definition of "controversy"

[A]nd it is without all controuerſie, that learning doth make the minds of men gentle, generous, maniable, and pliant to gouernment; whereas Ignorance makes them churlish[,] thwart, and mutinous; [...]

1605, Francis Bacon, “The First Booke”, in The Twoo Bookes of Francis Bacon. Of the Proficience and Aduancement of Learning, Diuine and Humane, London: […] [Thomas Purfoot and Thomas Creede] for Henrie Tomes, […], folio 11, recto

From time to time I have been permitted to behold the working, in different ages, of the great controversy between Christ, the Prince of life, the Author of our salvation, and Satan, the prince of evil, the author of sin, the first transgressor of God's holy law.

1911 , Ellen G. White, “Introduction”, in The Great Controversy‎, page x

The game was engulfed in controversy when [Jack] Rodwell appeared to win the ball cleanly in a midfield challenge with [Luis] Suarez. The tackle drew an angry response from Liverpool's players – Lucas in particular as Suarez writhed in agony – but it was an obvious injustice when the England Under-21 midfielder was shown the red card.

2011 October 1, Phil McNulty, “Everton 0 – 2 Liverpool”, in BBC Sport‎, archived from the original on 15 July 2019