1825

1825 (MDCCCXXV) was a common year starting on Saturday of the Gregorian calendar and a common year starting on Thursday of the Julian calendar, the 1825th year of the Common Era (CE) and Anno Domini (AD) designations, the 825th year of the 2nd millennium, the 25th year of the 19th century, and the 6th year of the 1820s decade. As of the start of 1825, the Gregorian calendar was 12 days ahead of the Julian calendar, which remained in localized use until 1923.

Millennium:	2nd millennium
Centuries:	18th century – 19th century – 20th century
Decades:	1790s  1800s  1810s  – 1820s –  1830s  1840s  1850s
Years:	1822 1823 1824 – 1825 – 1826 1827 1828

1825 in other calendars

Gregorian calendar	1825 MDCCCXXV
Ab urbe condita	2578
Armenian calendar	1274 ԹՎ ՌՄՀԴ
Assyrian calendar	6575
Balinese saka calendar	1746–1747
Bengali calendar	1232
Berber calendar	2775
British Regnal year	5 Geo. 4 – 6 Geo. 4
Buddhist calendar	2369
Burmese calendar	1187
Byzantine calendar	7333–7334
Chinese calendar	甲申年 (Wood Monkey) 4521 or 4461     — to — 乙酉年 (Wood Rooster) 4522 or 4462
Coptic calendar	1541–1542
Discordian calendar	2991
Ethiopian calendar	1817–1818
Hebrew calendar	5585–5586
Hindu calendars
- Vikram Samvat	1881–1882
- Shaka Samvat	1746–1747
- Kali Yuga	4925–4926
Holocene calendar	11825
Igbo calendar	825–826
Iranian calendar	1203–1204
Islamic calendar	1240–1241
Japanese calendar	Bunsei 8 (文政８年)
Javanese calendar	1752–1753
Julian calendar	Gregorian minus 12 days
Korean calendar	4158
Minguo calendar	87 before ROC 民前87年
Nanakshahi calendar	357
Thai solar calendar	2367–2368
Tibetan calendar	阳木猴年 (male Wood-Monkey) 1951 or 1570 or 798     — to — 阴木鸡年 (female Wood-Rooster) 1952 or 1571 or 799

Events

• January 4 – King Ferdinand I of the Two Sicilies dies and is succeeded by his son Francis I of the Two Sicilies.
• February 12 – The Creek cede the last of their lands in Georgia to the United States government, and migrate west
• March 4 – John Quincy Adams officially succeeds James Monroe as President of the United States.
• July 6 – The Duke of Schleswig-Holstein-Sønderborg-Beck gains possession of Glücksburg and changes his title to Friedrich Wilhelm, Duke of Schleswig-Holstein-Sonderburg-Glücksburg. The line of Schleswig-Holstein-Sonderburg-Glücksburg later became the Royal House of Greece, Denmark and Norway.
• July 30 – Malden Island (an uninhabited island in the central Pacific Ocean) discovered.
• August 6 – Bolivia gains independence from Peru as a republic with the instigation of Simón Bolívar
• August 25 – Uruguay declares independence from Brazil (See Uruguay's independence)
• September 27 – The world's first modern railway, the Stockton and Darlington Railway opens in England.
• October 26 – The Erie Canal opens – passage from Albany, New York to Lake Erie
• December 1 – Nicholas I of Russia succeeds his older brother Alexander I.
• Decembrist Revolt in Russia.
• The first horse-drawn omnibuses established in London
• First roller skates
• Aluminium discovered
• City of Brisbane founded – see History of Brisbane
• The electromagnet was invented by William Sturgeon

Deaths

• May 2 – Michail Leontievich Bulatov, Russian military