On This Day

What Happened on May 21, 1840

Historical Events

  • Captain William Hobson proclaims British sovereignty over New Zealand; the North Island by treaty and the South Island by 'discovery'
1840 Highlights

About May 21, 1840

Day of the Week: Thursday
How Long Ago? 180 years, 9 months and 11 days
Leap Year: Yes

Star Sign: Gemini