The April 18 is the 108th day of the Gregorian Calendar ( 109th in leap years), thus 257 days remain until the end of the year.
- 3.1 Before the 19th century
- 3.2 19th century
- 3.3 20th century
- 3.4 21st century
Politics and World Affairs
- 0588: The Eastern Roman troops on the Persian frontier mutiny against the new military chief Priscus after Emperor Maurikios has announced a cut in pay payments to such fund his campaigns in the Balkans against marauding Slavs and Avars can. However, the Persians can not take advantage of this situation arising own military problems.
- 0680: Yazid I., after the death of his father Mu ʿ āwiya I. second Caliph of the Umayyad. In many parts of the kingdom, he shall not be recognized in opposition to the hereditary nature of the Caliphate as the rightful ruler.
Science and Technology
- 2013: The Leipzig electricity exchange EEX reports a record feed. With almost 36 GW of wind and solar surpass in Germany alone for the first time in a high-demand business day for a while, all conventional energies.
- 2007: Gonzales v. Carhart case in the Supreme Court of the United States decides 5-4 vote, that the Partial-Birth Abortion Ban Act, which prohibits abortions without exception in the last two thirds of pregnancy, is constitutional and put into effect can.
- 0309: Eusebius follows Marcellus I as the bishop of Rome.
Minor accidents are listed in the sub- items of disaster.
Entries of Athletics world records are located under the respective discipline under Athletics.
Before the 19th century
Before the 19th century
- 0680: Muawiyah I, the first Umayyad caliph
- 0796: Æthelred I., two-time King of Northumbria
- 1084: Frederick I, Bishop of Münster
- 1118: Adelaide of Savona, Countess and regent of Sicily and Queen of Jerusalem
- 1143: Gertrude of Saxony, daughter of Lothair III, mother of Henry the Lion.
- 1161: Theobald of Bec, Archbishop of Canterbury
- 1566: Johann Draconites, German theologian, humanist philosopher and reformer
- 1567: Wilhelm von Grumbach, knights and adventurers
- 1618: Barbe Acarie, French Carmelite
- 1674: John Graunt, a pioneer of modern statistics
- 1679: Christian Hofmann von Hofmannswaldau, German writer
- 1690: Charles V Leopold, Duke of Lorraine, Austrian military leader
- 1696: Marie de Rabutin -Chantal, marquise de Sévigné, writer
- 1727: Matthias Steinl, Austrian architect and sculptor
- 1737: Abraham of Crete, Catholicos of Etchmiadzin of the Armenian Apostolic Church
- 1763: Franz Anton Bustelli, sculptors and modelers
- 1773: Friedrich of Ahlefeldt, Danish officer and landowner
- 2001: Billy Mitchell, American jazz saxophonist
- 2002: Thor Heyerdahl, the Norwegian anthropologist and adventurer
- 2003: Rudolf fountain Meier, German football player
- 2003: Edgar F. Codd, American mathematician
- 2003: Toni Hagen, a Swiss geologist
- 2005: Clarence Gaines, American college basketball coach
- 2005: Hinni Schwenker, German handball player
- 2007: Marie Zimmermann, German dramaturge and director
- 2009: Bruno Adams, Australian singer, songwriter and musician
- 2011: Olubayo Adefemi, Nigerian footballer
- 2011: Curt Meyer, German mathematician
- 2011: Stefanie mill, German actress
- 2012: José Cerviño Cerviño, Spanish bishop
- 2012: Dick Clark, American moderator
- 2013: Hans -Joachim Walde, German track and field athlete
Holidays and observances
- Religious observances Apollonius, a Roman martyr (Protestant, Roman Catholic feast day is on April 21, the Orthodox on 23 July )
- St. Pusei, Persian Kuropalates and Martyrs ( Roman Catholic, evangelical feast day is March 9 )
- State Holidays and observances Zimbabwe: Independence from Great Britain (1980 )
More entries contains the list of commemorative and action days.
- Day in April