John Swinney will call a vote seeking independence powers on the first day of the next Scottish parliament even if he fails to win an overall majority, his aides have said. The Scottish National Party leader’s senior adviser indicated that if necessary, he would rely on support from the pro-independence Scottish Greens to win that vote in order to demand the UK government gives Holyrood the legal powers to hold a second referendum. Swinney told his party’s conference last year that an overall SNP majority was the “clear and unambiguous” precondition for seeking those powers – a stance reinforced in the party’s 2026 manifesto. However, a strategy document unveiled by Swinney on Monday, setting out what an SNP government would do in its first 100 days, did not specify whether a majority was needed. The document said the SNP would “bring forward” a vote in early May on the parliament’s first sitting day if the SNP took power, without any preconditions.…