Royal prerogative in the United Kingdom convention, the monarch always assents to bills; the last time the royal assent was not given was in 1708 during the reign of Queen Anne when she withheld royal assent from the Scottish Militia Bill. This does not mean that the right to refuse has died: George V believed he could veto the Third Irish Home Rule Bill; Jennings writes that "it was assumed by the King throughout that he had not only the legal power but the constitutional right to refuse assent". The royal prerogative to dissolve Parliament was abrogated by the Fixed-term Parliaments Act 2011. Section 6(1) of
Liberum veto 1763, about 150 Sejms where held, of which 53 failed to pass any legislation. Historian Jacek Jędruch notes that out of the 53 disrupted Sejms, 32 were disrupted by the "liberum veto". The 18th century saw an institution known as a "confederated sejm" evolve. It was a parliament session that operated under the rules of a confederation. Its primary purpose was to avoid disruption by the "liberum veto", unlike the national Sejm, which was being paralyzed by the veto. On some occasions, a confederated sejm was formed of the whole membership of the national Sejm so that the "liberum veto"