Beauharnois (/boʊˈhɑːrnwɑː/;[5] French pronunciation: [boaʁnwa]) is a city located in the Beauharnois-Salaberry Regional County Municipality of southwestern Quebec, Canada, and is part of the Greater Montreal Area.

The British were able to quash the rebellion and captured over a hundred Patriote rebels.

The violence unleashed during the strike represented the bloodiest repression against workers in Canadian history.

[9] As part of the 2000–2006 municipal reorganization in Quebec, the neighbouring towns of Maple Grove and Melocheville were amalgamated into Beauharnois on January 1, 2002.

[4] In 2012, OVH started construction of its first Canadian data centre in Beauharnois, one of the largest in the world.