Sometimes CIↃ (1000) is reduced to ↀ, IↃↃ (5,000) to ↁ; CCIↃↃ (10,000) to ↂ; IↃↃↃ (50,000) to ↇ; and CCCIↃↃↃ (100,000) to ↈ. [49] It is likely IↃ (500) reduced to D and CIↃ (1000) influenced the later M. Polish parliamentary election: The Law and Justice party wins the most seats, but loses its majority. [234] [235] A medieval accounting text from 1301 renders numbers like 13,573 as " XIII. M. V. C. III. XX. XIII", that is, "13×1000 + 5×100 + 3×20 + 13". [39]

IIXX was how people associated with the XXII Roman Legion used to write their number. The practice may have been due to a common way to say "twenty-second" in Latin, namely duo et vice(n)sima (literally "two and twentieth") rather than the "regular" vice(n)sima secunda (twenty second). [35] Apparently, at least one ancient stonecutter mistakenly thought that the IIXX of "22nd Legion" stood for 18, and "corrected" it to XVIII. [35] February 25 – 2023 Nigerian general election: Bola Tinubu is elected as Nigeria's president, defeating former vice president Atiku Abubakar and Peter Obi. [57] [58] Gerard Ter Borch (1673): Portrait of Cornelis de Graef. Date on painting: "Out. XXIIII Jaer. // M. DC. LXXIIII".Gordon, Arthur E. (1983). Illustrated Introduction to Latin Epigraphy. University of California Press. p.44. ISBN 9780520038981 . Retrieved 3 October 2015.

February 27 – The United Kingdom and the European Union reach an agreement surrounding modifications to the Northern Ireland Protocol. [59]

March 20 – The Intergovernmental Panel on Climate Change (IPCC) releases the synthesis report of its Sixth Assessment Report on climate change. [80] New Zealand general election: The National Party wins a plurality of seats under leader Christopher Luxon, while the Labour Party suffers the worst result for an incumbent ruling party in modern New Zealand history. [232] The 2023 Cambodian general election is held, with the dominant Cambodian People's Party retaining control of every seat in the National Assembly. [173] [174] July 19 – Typhoon Doksuri forms in the eastern Pacific Ocean, going on to kill 137 people in Southeast Asia. [167]

Some uses that are rare or never seen in English speaking countries may be relatively common in parts of continental Europe and in other regions (e.g. Latin America) that use a European language other than English. For instance: Book II, Section 8: " ... ab utroque latere eius collis transversam fossam obduxit circiter passuum CCCC et ad extremas fossas castella constituit..." August 2023's June–July–August season was the warmest on record globally by a large margin, as El Niño conditions continued to develop. [178] In our number system (the Arabic numeral system), there are ten different digits, (0, 1, 2, 3, 4, 5, 6, 7, 8, 9) and the place of these digits in the number determines their value. For example, 2 on its own means 'two', but in 3240, the '2' now means "two hundred". In this way, any number can be written down, using only ten digits. Planetary Satellite Discovery Circumstances". JPL Solar System Dynamics. NASA. 15 November 2021 . Retrieved 7 January 2022.Chrisomalis, Stephen (2010). Numerical Notation: A Comparative History. Cambridge University Press. pp.402–403. ISBN 978-0-521-87818-0. Using the vinculum, conventional Roman numerals are multiplied by 1,000 by adding a "bar" or "overline", thus: [49] June 2 – A train collision in Odisha, India results in at least 296 deaths and more than 1,200 others injured. [137]

January 20 – The Parliament of Trinidad and Tobago elects former senate president, minister and lawyer Christine Kangaloo as president in a 48–22 vote. [20] Baker, Peter S.; Lapidge, Michael, eds. (1995) [1016]. Byrhtferth's Enchiridion. Early English Text Society. ISBN 978-0-19-722416-8.Rocca, Angelo (1612). De campanis commentarius. Rome: Guillelmo Faciotti. Title of a Plate: "Campana a XXIIII hominibus pulsata" ("Bell to be sounded by 24 men").