John IV Doukas Laskaris was the fourth emperor of the Nicaean Empire, one of the Greek successor states formed after the Fourth Crusade's sack of Constantinople, reigning from 16 August 1258 to 25 December 1261. He was the last emperor of the prominent Laskarid dynasty and the last ruler of Nicaea alone before his successor's reconquest of Constantinople in 1261.
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In Era
Preceded By
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Succeeded By
Michael VIII, regent for the child John IV, had him blinded and deposed in 1261 after retaking Constantinople from the Latin Empire.
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Source Wikidata: John IV Laskaris
Sources
1. Wikipedia: John IV Laskaris
Infobox, Born row
25 December 1250
Infobox, Born row (date)
25 December 1250
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c. 1305
Lead paragraph
John IV Doukas Laskaris (or Ducas Lascaris) (Greek: Ἰωάννης Δούκας Λάσκαρις, romanized: Iōánnēs Doúkās Láskaris; December 25, 1250 - c. 1305) was the fourth emperor of the Nicaean Empire from August 16, 1258 to December 25, 1261, one of the Greek successor states formed after the Sack of Constantinople by the Roman Catholics during the Fourth Crusade.
Infobox, Names row
Names: John Doukas Laskaris / Ἰωάννης Δούκας Λάσκαρις
John IV Laskaris: Gender
He was the last emperor of the prominent Laskarid dynasty and the last ruler of Nicaea alone before his successor's reconquest of Constantinople in 1261.
View the SourceWikidata: John IV Laskaris
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