Regnal years of English monarchs Britain), from 1066 to the present day. These are official "de jure" dates, and may or may not coincide with whether a particular king had "de facto" power or not at that time. For example, as the Commonwealth era was suppressed in the official record, the regnal years of Charles II are measured from 30 January 1649 (the day his father Charles I was executed); as a result, when Charles II actually became king, on 29 May 1660, he was already in his 12th regnal year. (For the "de facto" tabulation of English rulers, see any conventional list of English
Duration of English, British and United Kingdom Parliaments from 1660 NP column: Duration of English, British and United Kingdom Parliaments from 1660 This is a list of the Parliaments of the United Kingdom, of Great Britain and of England from 1660 to the present day, with the duration of each Parliament. The NP number is the number counting forward from the creation of the United Kingdom in 1801 and Great Britain in 1707. Prior to that the parliaments are counted from the Restoration in 1660. The duration column is calculated from the date of the first meeting of the Parliament, to that of dissolution. Notes Notes Notes Key to abbreviations