Editing 1660 (section)

=== April&ndash;June ===
* [[April 2]] &ndash; The [[Merces baronets]], a [[British nobility]] title is created.<ref>{{cite web |title= Leigh Rayment's list of baronets |url=http://www.leighrayment.com/baronetage.htm  |archive-url=https://web.archive.org/web/20191021184256/http://www.leighrayment.com/baronetage.htm |archive-date=21 October 2019 |url-status=dead}}</ref>
* [[April 4]] &ndash; The [[Declaration of Breda]], signed by [[Charles II of England|Charles Stuart, son of the late King Charles I of England]], promises amnesty, freedom of conscience, and army back pay, in return for support for the [[English Restoration]].<ref name=CBH187188/> The Declaration is read to the new parliament on May 1.<ref name=Gardner/>
* [[April 25]] &ndash; The [[Convention Parliament (1660)|Convention Parliament]], a new House of Commons for England, freely elected with no requirement for candidates to swear loyalty to the [[Commonwealth of England]], assembles in London to work out the restoration of the monarchy.<ref name=Gardner/>
* [[May 1]] &ndash; The Convention Parliament votes to welcome the Declaration of Breda and unanimously approves a resolution for England declaring that "according to the ancient and fundamental laws of this kingdom, the Government is, and ought to be, by Kings, Lords and Commons."<ref name=Gardner/>  
* [[May 3]] &ndash; In the [[Treaty of Oliva]], peace is made between the [[Swedish Empire]], the [[Polish–Lithuanian Commonwealth]], the [[Habsburgs]] and [[Brandenburg-Prussia]].
* [[May 8]] &ndash; In exile in the Netherlands, Prince Charles Stuart receives word that the [[Parliament of England]] has declared his elevation to the throne as King [[Charles II of England]].<ref name=Keay>Anna Keay, ''The Magnificent Monarch: Charles II and the Ceremonies of Power'' (Bloomsbury, 2008) p. 81</ref>  
* [[May 14]] &ndash; The Irish Parliament declares Charles to be King of Ireland.
* [[May 15]] &ndash; [[John Thurloe]] is arrested for [[high treason]], for his support of [[Oliver Cromwell]]'s regime.
* [[May 21]] &ndash; The Desormeaux caravan and 300 Iroquois die in explosion at Long Sault.

* [[May 23]] &ndash; With the way cleared for his return to England, King Charles II ends his exile at [[the Hague]] in the Netherlands and departs from [[Scheveningen]] harbor on the English ship [[English ship Naseby (1655)|''Naseby'']], renamed for the occasion HMS ''Royal Charles '', as part of a fleet of English warships brought by Admiral Edward Montagu.<ref name=Keay/> On commemorative memorabilia in the Netherlands, the date of Charles's departure is listed as June 2, 1660, the date on the Gregorian calendar used in continental Europe but not in England.
* [[May 25]] &ndash; King Charles II lands at [[Dover]].<ref name=Keay/><ref>{{cite web|title=Friday 25 May 1660|url=http://www.pepysdiary.com/archive/1660/05/25/|work=The Diary of Samuel Pepys|date=May 26, 2003 |access-date=2011-08-24}}</ref>
* [[May 27]]
**The [[Treaty of Copenhagen (1660)|Treaty of Copenhagen]] is signed, marking the conclusion of the [[Second Northern War]]. Sweden returns [[Trøndelag]] to Norway, and [[Bornholm]] to Denmark.
**[[William Morice (Secretary of State)|William Morice]] takes office as the first [[Secretary of State for the Northern Department]] in Great Britain, with responsibility for conducting foreign relations with the [[Netherlands]], [[Scandinavia]], [[Poland]], [[Russia]], and the [[Holy Roman Empire]]. Relations with [[France]], [[Spain]], [[Portugal]], [[Switzerland]], the [[Italian states]], and the [[Ottoman Empire]] are assigned to the Secretary of State for the Southern Department.<ref name=Thomason>{{cite book |title=The Secretaries of State: 1681-1782 |first=Mark A. |last=Thomson |url=https://archive.org/details/secretariesofsta0000thom/page/2/mode/2up |publisher=Frank Cass |location=London |year=1932 |pages=2–3}}</ref> The position will eventually evolve into the office of the [[Foreign Secretary (United Kingdom)|Foreign Secretary]].<ref name=FCO>{{cite journal |author1=FCO Historians |title=The FCO: Policy, People and Places (1782-1995) |date=April 1991 |issue=2 |page=1 |url=https://issuu.com/fcohistorians/docs/history_notes_cover_hphn_2 |series=History Notes |publisher=Foreign and Commonwealth Office}}</ref>
* [[May 29]] &ndash; King [[Charles II of England]] arrives in London and assumes the throne, marking the beginning of the [[English Restoration]].<ref name=CBH187188/>
* [[June 1]]
**The office of [[Secretary of State for the Southern Department]] begins operations in the [[Kingdom of Great Britain]], with responsibility for the colonies of [[British America]] in what will later become Canada and the United States, as well as for [[Ireland]] and for the [[Channel Islands]].<ref name=Thomason/> Sir [[Edward Nicholas]], a former British Secretary of State, takes office as the first Southern Department secretary.
**[[Mary Dyer]] is hanged for defying a law banning Quakers from the [[Massachusetts Bay Colony]].
* [[June 29]] &ndash; [[John Thurloe]] is released from custody.