Category:Maritime incidents in 1820

0–9

• Maritime incidents in January 1820‎ (6 P)
• Maritime incidents in February 1820‎ (3 P)
• Maritime incidents in March 1820‎ (2 P)
• Maritime incidents in April 1820‎ (2 P)
• Maritime incidents in May 1820‎ (9 P)
• Maritime incidents in June 1820‎ (3 P)
• Maritime incidents in July 1820‎ (4 P)
• Maritime incidents in August 1820‎ (2 P)
• Maritime incidents in September 1820‎ (3 P)
• Maritime incidents in October 1820‎ (3 P)
• Maritime incidents in November 1820‎ (5 P)
• Maritime incidents in December 1820‎ (3 P)