A “surge” in support for Scottish independence would force the UK government to back a new referendum, Nicola Sturgeon is to claim.
The Scottish first minister wants to hold a new vote on independence before the next Holyrood election in 2021.
The UK government has already ruled out granting consent during this period.
Ms Sturgeon will tell the SNP conference that a rise in support would show that nobody could “stand in the way” of another referendum.
She will be making her speech in Edinburgh the day after a majority of delegates went against her wishes and voted to change a new post-independence currency plan put forward by the party leadership.
The first minister told MSPs on