Editing 1798 (section)

=== January–June ===
* January &ndash; [[Eli Whitney]] contracts with the U.S. federal government for 10,000 muskets, which he produces with [[interchangeable parts]].
* [[January 4]] &ndash; [[Constantine Hangerli]] enters [[Bucharest]], as [[List of rulers of Wallachia|Prince of Wallachia]].
* [[January 22]] &ndash; A [[coup d'état]] is staged in the Netherlands ([[Batavian Republic]]). Unitarian Democrat [[Pieter Vreede]]  ends the power of the parliament (with a conservative-moderate majority).
* [[February 10]] &ndash; The Pope is taken captive, and the Papacy is removed from power, by French General [[Louis-Alexandre Berthier]].
* [[February 15]] &ndash; U.S. Representative [[Roger Griswold]] (Fed-CT) beats Congressman [[Matthew Lyon]] (Dem-Rep-VT) with a cane after the House declines to censure Lyon earlier spitting in Griswold's face; the House declines to discipline either man.<ref name="Harper1798">''Harper's Encyclopaedia of United States History from 458 A. D. to 1909'', ed. by Benson John Lossing and, Woodrow Wilson (Harper & Brothers, 1910) p171</ref>
* March &ndash; the [[Irish Rebellion of 1798]] begins when the Irish [[Militia]] arrest the leadership of the [[Society of United Irishmen]],<ref name="The People's Chronology">{{cite book|chapter=1798|title=The People's Chronology|editor=Everett, Jason M.|publisher=Thomson Gale|year=2006}}</ref> a group unique amongst [[Irish republicans|Irish republican]] and [[Irish nationalism|nationalist]] movements in that it unifies Catholics and Protestants (Anglican, Presbyterian, Methodist, Baptist and others) around republican ideals. This month, [[Robert Stewart, Viscount Castlereagh|Lord Castlereagh]] is appointed Acting [[Chief Secretary for Ireland]] and on [[March 30]] [[martial law]] is proclaimed here. The first battles in the rebellion are fought on [[May 24]] and it continues through September, but the rebels receive much less than the expected support from France, which sends only 1,100 men.
* [[March 5]] &ndash; French troops enter [[Bern]].<ref>{{cite web|url=http://www.historyorb.com/events/date/1798 |title=Historical Events for Year 1798 &#124; OnThisDay.com |website=Historyorb.com|date=October 23, 1798 |access-date=July 11, 2016}}</ref>
* [[March 7]] &ndash; French forces invade the [[Papal States]] and establish the [[Roman Republic (18th century)|Roman Republic]].
* [[April 7]] &ndash; The [[Mississippi Territory]] is organized by the United States, from territory ceded by [[Georgia (U.S. state)|Georgia]] and [[South Carolina]]; later it is twice expanded, to include disputed territory claimed by both the U.S. and Spain (which acquired territory in trade with Great Britain).<ref name="Harper1798"/>
* [[April 12]] &ndash; The [[Helvetic Republic]], a [[French client republic]], is proclaimed following the collapse of the [[Old Swiss Confederacy]] after the French invasion; [[Aarau]] becomes the republic's temporary capital.
* [[April 26]] &ndash; France annexes [[Geneva]].
* [[April 30]] &ndash; The [[United States Department of the Navy]] is established as a cabinet-level department. [[Benjamin Stoddert]], a civilian businessman, is appointed as the first Navy Secretary by President Adams.<ref name="Harper1798"/>
* [[May 7]] &ndash; [[French Revolutionary Wars]]: A French force attempting to dislodge a small British garrison on the [[Îles Saint-Marcouf]] is  [[Battle of the Îles Saint-Marcouf|repulsed with heavy losses]].<ref>{{cite book | last = Woodman | first = Richard | author-link = Richard Woodman | year = 2001 | title = The Sea Warriors | publisher = Constable Publishers | pages =103–04 |isbn = 1-84119-183-3}}</ref>
* [[May 9]] &ndash; [[Napoleon]] sets off for [[Toulon]], sailing aboard Vice-Admiral [[François-Paul Brueys d'Aigalliers|Brueys]]'s flagship [[French ship L'Orient (1791)|''L'Orient'']]; his [[Squadron (naval)|squadron]] is part of a larger fleet of over 300 vessels, carrying almost 37,000 troops.<ref>Holmes, Richard (2015). ''The Napoleonic Wars'', Egypt and Syria campaign, p. 28. {{ISBN|978-1-78097-614-3}}</ref>
* [[May 27]] &ndash; [[Pitt–Tierney duel]] takes place on [[Putney Heath]]. [[Prime Minister of Great Britain|British Prime Minister]] [[William Pitt the Younger]] fights a duel against opposition politician [[George Tierney]]
* [[June 12]] 
** The French take [[Malta]].
** A moderate ''coup d'état'' in the Netherlands ([[Batavian Republic]]) deposes [[Pieter Vreede]].
* [[June 13]] &ndash; [[Mission San Luis Rey de Francia]] is founded in California.
* [[June 18]] &ndash; The first of the four [[Alien and Sedition Acts]], the [[Naturalization Act of 1798]], is signed into law by U.S. President Adams, requiring immigrants to wait 14 years rather than five years to become naturalized citizens of the United States. On June 25, another law is signed authorizing the imprisonment and deportation of any non-citizens deemed to be dangerous.<ref name="Harper1798"/>