Relatives of soldiers killed in Iraq have been fighting to sue the Ministry of Defence for negligence and make claims under human rights legislation.
The Supreme Court justices have announced that they will be able to do both.
Families started legal action as a result of the deaths of a number of British soldiers following the American-led invasion of Iraq in 2003.
Their victory at the UK's highest court follows a hearing in London in February.
The decision means that claims can now proceed to trial.
Families of soldiers killed in Iraq have been given the go-ahead by the Supreme Court to bring compensation claims against the Government.
The family of a Tamworth soldier killed in Iraq will find out on the 19th June if they can sue the government for compensation.