Valletta: The three-day Commonwealth Heads of Government Meeting (CHOGM) begins here on Friday.
The meeting comes days ahead of the Paris Climate Conference (COP21). A special session will be dedicated to climate change, reports Xinhua news agency.
A key topic for the meeting will be violent extremism and radicalism. Commonwealth leaders will focus on ways Commonwealth countries can work together to defeat terrorist groups.
The Commonwealth brings together 53 countries with a combined population of 2.2 billion. 
The CHOGM, held every two years since 1971, is the association’s ultimate policy- and decision-making forum.
The summit is held in different Commonwealth countries and organised by the host government an d the Commonwealth Secretariat. Malta is hosting the summit for a second time.