Abraham Lincoln ( February 12, 1809 – April 15, 1865 ) was the 16th President of the United States, serving from March 1861 until his assassination in April 1865.

In the Battle of Abensberg on 19 – 20 April 1809, Napoleon gained a significant victory over the Austrians under Archduke Louis of Austria and General Johann von Hiller.

* Battle of Abensberg occurred April 20, 1809.

* Battle of Landshut occurred April 21, 1809.

* Battle of Eckmühl occurred 21 – 22 April 1809.

Albert Pike ( December 29, 1809 – April 2, 1891 ) was an attorney, Confederate officer, writer, and Freemason.

The Austrian Empire defeated the French at Aspern-Essling, yet was beaten at Wagram while the Polish allies defeated the Austrian Empire at Raszyn ( April 1809 ).

A new version was presented on 16 April 1809 and published in the Spirit of the public Journals, vol.

Madison's diplomatic efforts in April 1809, although initially promising, to get the British to withdraw the Orders in Council were rejected by British Foreign Secretary George Canning.

* April 15 – Abraham Lincoln, 16th President of the United States ( b. 1809 )

* April 19 – Charles Darwin, British naturalist ( b. 1809 )

* April 9 – Jakob Heinrich Laspeyres, German lepidopterist ( d. 1809 )

* April 11 – Jean Lannes, French marshal ( d. 1809 )

* April 14 – William Cavendish-Bentinck, 3rd Duke of Portland, Prime Minister of the United Kingdom ( d. 1809 )

In 1803, Goirle was separated from Tilburg and on 18 April 1809, Tilburg was granted city status.

Bernadotte was born in Pau, France, as the son of Jean Henri Bernadotte ( Pau, Béarn, 14 October 1711 – Pau, 31 March 1780 ), procurator at Pau, and wife ( married at Boëil-Bezing, 20 February 1754 ) Jeanne de Saint-Vincent ( Pau, 1 April 1728 – Pau, 8 January 1809 ).

The Austrians drove into the Duchy of Warsaw, but suffered defeat at the Battle of Raszyn on 19 April 1809.

Between April 19 and April 23, 1809, Regensburg was the scene of the Battle of Ratisbon between forces commanded by Baron de Coutaud ( the 65th Ligne ) and retreating Austrian forces.

The play opens on 10 April 1809, in a garden front room of a country house in Derbyshire with tutor Septimus Hodge trying to distract his 13 year-old pupil Thomasina from her enquiries as to the meaning of a " carnal embrace " by challenging her to prove Fermat's Last Theorem so he can focus on reading the poem ' The Couch of Eros ', a piece written by another character, Mr. Ezra Chater.

The Mission's first permanent adobe church was dedicated with great ceremony on April 22, 1809.

The 2, 000 Guineas was first run on 18 April 1809, and it preceded the introduction of a version for fillies only, the 1, 000 Guineas, by five years.

Ira Condict, laid the cornerstone on April 27, 1809.

The decisive colonial battle for Chad was fought on April 22, 1900 at Battle of Kousséri between forces of French Major Amédée-François Lamy and forces of the Sudanese warlord Rabih az-Zubayr.

The U. S. Army's last horse cavalry actions were fought during World War II: a ) by the 26th Cavalry Regiment ( PS ) in World War II — a small mounted regiment of Philippine Scouts which fought the Japanese during the retreat down the Bataan peninsula, until it was effectively destroyed by January 1942 ; and b ) on captured German horses by the mounted reconnaissance section of the U. S. 10th Mountain Division in a spearhead pursuit of the German Army across the Po Valley in Italy in April 1945.

From 1882 until his capture, Samori Ture, ruler of the Wassoulou Empire, fought the French colonial army, defeating them on several occasions, including a notable victory at Woyowayanko ( 2 April 1882 ), in the face of French heavy artillery.

The Battle of the Saintes fought near Guadeloupe, 12 April 1782.

The US 2nd Infantry Division and US 69th Infantry Division fought into the city on 18 April and completed its capture after fierce urban combat, in which fighting was often house-to-house and block-to-block, on 19 April 1945.

On April 13, 1612, Musashi ( about age 30 ) fought his duel with Sasaki Kojirō, who was known as " The Demon of the Western Provinces " and who wielded a nodachi.

On 15 April 1746, the day before the Battle of Culloden, at Dunrobin Castle, a party of the William Sutherland, 17th Earl of Sutherland ’ s militia conducted the last siege fought on the mainland of Great Britain against Jacobin members of clan MacLeod.

One of the last major battles involving Vikings was the Battle of Clontarf on the 23 April 1014, in which Vikings fought both for the Irish over-king Brian Boru's army and for the Viking-led army opposing him.

* American Civil War fought between the remaining United States of America under President Abraham Lincoln and the self-declared Confederate States of America under President Jefferson Davis ( April 12, 1861 — April 9, 1865 ) and Vice President Alexander Stephens.

* April 15 – April 17 – American Indian Wars: The Second Battle of the Stronghold is fought.

* April 27 – Thirty Years ' War: A Skirmish at Mingolsheim is fought between Protestant forces under Mansfeld and Georg Friedrich of Baden-Durlach, against Imperial forces under Tilly.

* April 16 – The Battle of Culloden, the final pitched battle fought on British soil, brings an end to the Jacobite Rising.

During this period, his son, future ABC newsman, Jack Smith ( April 25, 1945 — April 7, 2004 ), was serving with the U. S. Army 7th Cavalry Regiment in South Vietnam and fought at the Battle of Ia Drang.

Anzac Day is a national day of remembrance in Australia and New Zealand, originally commemorated by both countries on 25 April every year to honour the members of the Australian and New Zealand Army Corps ( ANZAC ) who fought at Gallipoli in the Ottoman Empire during World War I.

However, in less than a year he returned with his unit to the Polish side, and after April 1656, he again fought for the Polish king.

It was fought from April 30 to May 6, 1863, in Spotsylvania County, Virginia, near the village of Chancellorsville.

French SAS paratroopers also fought in the Loire Valley on September 1944, in Belgium on January, and in Netherlands on April 1945.

Bartholomew de Badlesmere, 1st Baron Badlesmere ( 1275-14 April 1322 ), English nobleman, was the son and heir of Gunselm de Badlesmere ( died 1301 ) and Joan FitzBernard, and fought in the English army both in France and Scotland during the later years of the reign of Edward I of England.

During March and early April, the Marquess of Newcastle fought several delaying actions as he tried to prevent the Scots from crossing the River Tyne and surrounding the city of Newcastle upon Tyne.