Former Scottish Secretary, Lord Lang of Monkton, has said independence could dishonour to those who died fighting wars on behalf of Britain.
The former Conservative MP for Dumfries and Galloway made the comments during a debate in the House of Lords, in which he talked about England and Scotland's "shared heritage".
The SNP had called on him to withdraw the controversial remarks from his speech.
The House of Lords has been debating whether Scottish MPs could be elected to Westminster if Scots vote for independence.
Lord Wallace, the leader of the Liberal Democrats in the Lords, said it would be up to the UK Parliament to decide if they could stand in the 2015 general election.
The Bishop of Carlisle is set to take a seat in the House of Lords.
The Right Reverend James Newcome will be formally introduced into the second chamber of Parliament this afternoon.
He will be one of 26 Archbishops and Bishops who sit in the house.
The Lords Economic Affairs Committee has criticised the UK and Scottish Governments for failing to be open with Scottish voters about the economic impact of a ‘Yes’ vote to Scottish independence in the 2014 referendum.
The House of Lords Economic Affairs Committee will question Lord West of Spithead on as part of their inquiry into the impact on the UK economy of Scottish independence.
They will question him about whether an independent Scotland end the UK's nuclear deterrent
Lord West was Chief of Naval Staff and First Sea Lord from 2002-2006. He was Parliamentary Under-Secretary of State (Security and Counter-Terrorism) at the Home Office 2007-10.
The Committee will question Lord West on issues including:
The feasibility of moving the UK's nuclear deterrent facilities from the Clyde to elsewhere in the UK and how much this might cost;
Whether he agrees with the Ministry of Defence's position not to plan for Scottish independence.
How many jobs in Scotland depend both directly and indirectly on the Trident nuclear programme.
If there would be any impact on the shipbuilding industry in Scotland as a result of independence