Nicola Sturgeon campaigned for Scottish independence during the 2014 referendum (Image: BBC)
"This is the Ulsterisation of Scottish politics and against it I will stand with the last of my breathe.
"Scotland is not Ireland, Scotland exercised its right of self-determination, only a lifetime of a domestic rabbit ago."
Last week Ms Sturgeon's order to fly the EU's flag over Scottish Government buildings drew criticism from a Tory Minister.
Conservative MP James Cleverly mocked the move during an interview with LBC's Nick Ferrari.
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Mr Ferrari said: "Nicola Sturgeon has ordered that the EU flag be flown on Scottish Government buildings, despite the UK having left the EU.