Following their victory in the 1890 election the First Liberal Government forms the 11th Parliament, taking office on 24 January.

The House and the Queen of New Zealand form the Parliament of New Zealand.

A new ministry is formed, the 10th Parliament, on 8 October, with Harry Atkinson as Premier, and is announced on 11 October.

The Parliament of Ireland merged with the Parliament of Great Britain to form the Parliament of the United Kingdom on 1 January 1801.

In 1801 the Parliament of Great Britain was merged with the Parliament of Ireland to form the Parliament of the United Kingdom.

The Muslim Institute went on to form the Muslim Parliament, an informal body of leading British Muslims.

The Act of Union 1707 merged the English Parliament with the Parliament of Scotland to form the Parliament of Great Britain.

On this date, the Scottish Parliament and the English Parliament united to form the Parliament of Great Britain, based in the Palace of Westminster.

In 1707 45 Scottish members were added to the existing Parliament of England, to form the Parliament of Great Britain.

In 1801 100 Irish members were added to the existing Parliament of Great Britain, to form the Parliament of the United Kingdom.