Unmarried couples will be able to claim a share of each other's wealth if they break up under new laws planned by ministers. Cohabitees could be entitled to divorce-style payments if they split, including lump sums, maintenance payments or a share of property and pensions. Family justice minister Harriet Harman said: "There is evidently a problem where a couple have lived together for a long time, brought up children together, she's stayed at home so he could go out to work and pay the mortgage, and she discovers at the end of the relationship that she's left without a roof...