Ed Miliband warns coalition between Labour and SNP could break up UK . Former Prime Minister says the pact would be a 'tragedy in the making ' Polls suggest Labour-SNP coalition is a likely outcome from the election . Sir John urged John Major to 'summon the courage ' to rule out any deal .
John Major warns coalition between Labour and SNP could break up UK . Former Prime Minister says the pact would be a 'tragedy in the making ' Polls suggest Labour-SNP coalition is a likely outcome from the election . Sir John urged Ed Miliband to 'summon the courage ' to rule out any deal .