43

43 (XLIII) was a common year starting on Tuesday of the Julian calendar, the 43rd year of the Common Era (CE) and Anno Domini (AD) designations, the 43rd year of the 1st millennium, the 43rd year of the 1st century, and the 4th year of the 40s decade. As of the start of 43, the Gregorian calendar was 2 days behind the Julian calendar, which was the dominant calendar of the time.

• Roman conquest of Britain begins. Roman London (Londinium) was established.
• Claudius adds Lycia into Asia Minor. He combines it with Pamphylia to make a Roman province.
• The Romans now have complete control of the Mediterranean.
• Mark the Evangelist becomes the first Pope of Alexandria.

• Warfare begins between the northern and southern Huns
• Vietnam is made a province of China
• Vardanes I of Parthia forces the city of Seleucia on the Tigris to surrender

• Martial, Roman poet

• Togodumnus, King of the Catuvellauni