Editing 1603 (section)

=== January&ndash;March ===
* [[January 24]] – [[Anglo-Spanish War (1585–1604)|Anglo-Spanish War]]: English Admiral [[Christopher Newport]] leads an unsuccessful attempt to take the Spanish-controlled Caribbean island of [[Jamaica]], where he was attempting to pillage the area to obtain supplies. The Spanish defenders repel the fleet, and Newport leads the attackers to the coast of Central America. 
* [[February 17]] – [[Anglo-Spanish War (1585–1604)|Anglo-Spanish War]]: The [[Battle of Puerto Caballos (1603)|Battle of Puerto Caballos]] is fought off of the coast of [[Guatemala]] by two Spanish Navy galleons, and eight English Navy and French pirate ships. The English-French soldiers and pirates, commanded by [[Christopher Newport]] and [[Michael Geare]], plunder Puerto Caballos over the next two weeks, and the Spanish defenders suffer 230 casualties.<ref>Hugh Bicheno, ''Elizabeth's Sea Dogs: How England's Mariners Became the Scourge of the Seas'' (Conway, 2012) p. 313</ref>
* [[February 25]] – [[Dutch–Portuguese War]]: the [[Portuguese Empire|Portuguese]] ship ''[[Santa Catarina (ship)|Santa Catarina]]'' is seized by [[Dutch East India Company]] ships off [[Singapore]]. 
* [[March 15]] – French explorer [[Samuel de Champlain]] departs from the Channel port of [[Honfleur]] in the [[Calvados (department)|Calvados]] département in the [[Kingdom of France]] for his first voyage to the settlement of [[New France]] in what is now [[Canada]].<ref>Champlain, Samuel de, [https://web.archive.org/web/20130126100552/http://www.wdl.org/en/item/2830/ ''Concerning the Savages, or, the Voyage of Samuel Champlain, from Brouage, Made in New France in 1603'']</ref>
* [[March 24]]
** Queen [[Elizabeth I of England]] dies at [[Richmond Palace]] (having ruled since [[1558]]). She is succeeded by her first cousin twice removed, [[James VI and I|King James VI of Scotland]] (where he has ruled since [[1567]]), [[Union of the Crowns|uniting the crowns]] of [[Kingdom of Scotland|Scotland]] and [[Kingdom of England|England]].<ref name="Pocket On This Day">{{cite book|title=Penguin Pocket On This Day|publisher=Penguin Reference Library|isbn=0-14-102715-0|year=2006}}</ref>
** [[Tokugawa Ieyasu]] is granted the title of ''[[shōgun]]'' from [[Emperor Go-Yozei of Japan|Emperor Go-Yozei]], and establishes the [[Tokugawa shogunate]] in [[Edo (Tokyo)|Edo]], Japan. The 265-year-long [[Edo period]] begins.
* [[March 30]] – The [[Nine Years War (Ireland)]] is ended by the submission of [[Hugh O'Neill, Earl of Tyrone]], to the English Crown, and the signing of the [[Treaty of Mellifont]].