1654

1654 (MDCLIV) was a common year starting on Thursday of the Gregorian calendar and a common year starting on Sunday of the Julian calendar, the 1654th year of the Common Era (CE) and Anno Domini (AD) designations, the 654th year of the 2nd millennium, the 54th year of the 17th century, and the 5th year of the 1650s decade. As of the start of 1654, the Gregorian calendar was 10 days ahead of the Julian calendar, which remained in localized use until 1923.

Millennium:	2nd millennium
Centuries:	16th century – 17th century – 18th century
Decades:	1620s  1630s  1640s  – 1650s –  1660s  1670s  1680s
Years:	1651 1652 1653 – 1654 – 1655 1656 1657

1654 in other calendars

Gregorian calendar	1654 MDCLIV
Ab urbe condita	2407
Armenian calendar	1103 ԹՎ ՌՃԳ
Assyrian calendar	6404
Balinese saka calendar	1575–1576
Bengali calendar	1061
Berber calendar	2604
English Regnal year	5 Cha. 2 – 6 Cha. 2 (Interregnum)
Buddhist calendar	2198
Burmese calendar	1016
Byzantine calendar	7162–7163
Chinese calendar	癸巳年 (Water Snake) 4350 or 4290     — to — 甲午年 (Wood Horse) 4351 or 4291
Coptic calendar	1370–1371
Discordian calendar	2820
Ethiopian calendar	1646–1647
Hebrew calendar	5414–5415
Hindu calendars
- Vikram Samvat	1710–1711
- Shaka Samvat	1575–1576
- Kali Yuga	4754–4755
Holocene calendar	11654
Igbo calendar	654–655
Iranian calendar	1032–1033
Islamic calendar	1064–1065
Japanese calendar	Jōō 3 (承応３年)
Javanese calendar	1576–1577
Julian calendar	Gregorian minus 10 days
Korean calendar	3987
Minguo calendar	258 before ROC 民前258年
Nanakshahi calendar	186
Thai solar calendar	2196–2197
Tibetan calendar	阴水蛇年 (female Water-Snake) 1780 or 1399 or 627     — to — 阳木马年 (male Wood-Horse) 1781 or 1400 or 628

Events

• April 5 – Signing of the Treaty of Westminster, ending the First Anglo-Dutch War.
• June 3 – Louis XIV of France crowned at Rheims
• June 6 – Charles X succeeds his cousin Christina to the Swedish throne. After her abdication on June 5, Christina now the former reigning queen of a Protestant nation, secretly converts to Catholicism.
• September 3 – In the Rump Parliament, the republican party questions Cromwell's pre-eminence
• September 12 – Oliver Cromwell orders the exclusion of the members of Parliament who are hostile to him.
• October 12 – Carel Fabritius, the most promising student of Rembrandt, dies aged 32 in an explosion at the arsenal at Delft. The Delft Explosion devastates the city in the Netherlands, killing more than 100.
• October 31 – Ferdinand Maria, elector of Bavaria is crowned. His absolutistic style of leadership becomes a benchmark for the rest of Germany
• November 23 – French mathematician, scientist, and religious philosopher Blaise Pascal experiences an intense mystical vision that marks him for life.
• Death of An Calbhach mac Aodha O Conchobhair Donn, last inaugurated King of Connacht (inaugurated 1643
• Twenty-three Jewish refugees from Brazil settle in New Amsterdam, forming the nucleus of what would be the largest urban Jewish community in history, the Jewish community of New York City.
• The Ukrainian Bogdan Chmielnicki renounces Ukrainian independence and swears allegiance to Tsar Alexis of Russia
• The Russian Army seizes Smolensk, and war starts between Russia and Poland over Ukraine
• Otto von Guericke proves the existence of atmospheric pressure