Sturgeon's not shy about discussing independence, so worried unionists can assume she has other priorities.
The last-minute speeches will come with less than 24 hours before polls open across the UK.
Conservatives lead in three polls, Labour in one, three tied.
The Labour leader will issue the pledge with less than 24 hours before polls open.
Prime Minister tells BBC Radio 4 that Tories are still fighting for majority.
Britain faces a disruptive second election before Christmas if either of the two main parties try to govern alone as minority governments .
Report says Conservatives would go it alone as the party with the most seats after general election.
The Tory former prime minister made the intervention with less than a day to go before polls open.
Former leader tells Tory dinner: 'We need to acknowledge the fact we have a pretty substantial underclass'.
The candidate for North East Hampshire Robert Blay was suspended with immediate effect, according to the party.
FTSE closes at 6,927.58, down -58.37 (-0.84%), as HSBC considers UK exit.
Tory lead would not be enough to secure overall majority and would lead to hung parliament.
Miliband recently appeared on Russell Brand and NikiNSammy's YouTube channels
Political parties' pledges on lesbian, gay, bisexual and transgender rights ahead of the general election
Britain's political party leaders entered the final stretch of their 2015 general election campaigns on Tuesday.
The remarks come with less than 48 hours to go before the general election on 7 May.
Labour puts NHS at forefront of campaign with pledge to offer 'care, compassion and co-operation'.
The latest survey from YouGov puts David Cameron's and Ed Miliband's parties on 33%.
Britain should get a fair deal in the European Union but cannot impose its agenda on the bloc's other 27 members.
The Liberal Democrat leader will warn of a 'lurch' to the left or right by Labour and Tories.
The scathing intervention comes with less than 48 hours before voters go to the polls.
The comedian who famously said he had never voted and never would has urged Britons to vote Labour