Ed Miliband has told Scottish voters remaining in the union is the "right choice" because of the the "bonds and the history we share across the UK".
The Labour leader, addressing his party's Scottish conference in Perth, said the history "has enabled us to fight for equality and social justice".
More top news
Police say they have made a "breakthrough" in the case of a missing three-year-old girl who vanished almost 50 years ago.
Police appeal for information after father and two young children go missing from Kent home.
A father has been sentenced to life in prison after being convicted of intentionally leaving his toddler son to die in a hot car.