Afghan officials say five policemen have been killed in two separate attacks.
Authorities say three officers were killed by a roadside bomb in Ghazni province. Two other policemen were killed during a militant attack in the western province of Ghor. Three rebels were also killed in that incident.
On Sunday, the British military said three British soldiers were killed in a suicide attack in Afghanistan's restive Helmand province.
The incident brings to 100 the number of British military personnel killed in Afghanistan since 2001.
British Prime Minister Gordon Brown Monday paid tribute to those troops, saying they have paid the ultimate price to help "turn a lawless region sheltering terrorists into an emerging democracy.
On Sunday, an Afghan reporter working for the British Broadcasting Corporation was found dead in Helmand province, one day after he was abducted.
Some information for this report was provided by AFP and AP.