August 4 is the 216th (217th in leap years) day on the Gregorian calendar. There are 149 days left until the end of the year.
The name day is celebrated by: Aristarchus, Franciszek, Fryderyk, Jan, Justyn, Krescencjausz, Krescens, Krescenty, Maria, Mironieg, Perpetua, Pęcisław, Pęcisława, Pękosław, Prokop, Rajner, Tertullian and Tertullian.
Burkina Faso - Revolution Day
El Salvador - the 1st day of the San Salvador Festival
Memories and holidays in the Catholic Church are celebrated by:
st. Aristarchus (biblical figure) (disciple of St. Paul)
bl. Frederick Janssoone (priest)
st. John Maria Vianney (priest)
st. Perpetua (Roman martyr), mother of St. Nazarius
Events in Poland
1260 - Pope Alexander IV issued a bull granting the right to organize annual St. Dominica.
1392 - King Władysław II Jagiełło and his cousin Witold Kiejstutowicz concluded a settlement in Ostrów.
1531 - During the war with Moldova about Pokut, the Polish army captured the castle in Gwoździec.
1648 - Cossacks led by Maksym Krzywonos took the castle in Bar during the anti-feudal war in the Polish-Lithuanian Commonwealth.
1651 - The army of the Grand Duchy of Lithuania under the command of Janusz Radziwiłł captured Kyiv.
1863 - January Uprising: victory of the insurgents in the 2nd Battle of Chruślina.
World War I: German artillery started shelling Kalisz.
The Union for the Liberation of Ukraine was established in Lviv.
1920 - The Silesian Football Association was established.
1924 - An armed Soviet detachment attacked Stołpce in the Nowogródek Province during the night of August 3-4.
1942 - Liquidation of the so-called "Small ghetto" in the Radom district of Glinice.
Day 4 of the Warsaw Uprising: SS-Obergruppenführer Erich von dem Bach-Zelewski took over command of the German forces fighting the uprising.
The Red Army captured Sędziszów Małopolski.
Victory of partisans from the Home Army and BCh over the Wehrmacht unit in the Battle of Skorzów in the Kielce region.
1947 - A show trial of the accused begins before the Military District Court in Warsaw, based on fake evidence of the intelligence activity of the editor-in-chief of "Gazeta Ludowa" Zygmunt Augustyński, Fr. Leon Pawlina and former UBP officer Zygmunt Maciejec.
1958 - The premiere of the film The Last Day of Summer directed by Tadeusz Konwicki.
1989 - International congresses for the "True Piety" of Jehovah's Witnesses began in Chorzów and Poznań.
2003 - The National Debt Register was established.
70 - Roman troops led by Titus Flavius seized and plundered the Temple of Jerusalem during the siege of the city.
367 - The future Roman emperor Gratian was awarded the title of Augustus.
1060 - Philip I became king of France.
1181 - Supernova explosion SN 1181 was observed in the constellation Cassiopeia.
1265 - Second Barons' War: The royal army defeated the rebellious barons at the Battle of Evesham.
1306 - In Olomouc, the Czech king and the uncrowned Polish king Wacław III were murdered.
1327 - Scottish War of Independence: victory of the Scottish troops over the English at the Battle of Stanhope Park.
1427 - In the battle of Tachov, the Hussite army, led by Prokop the Great, defeated the imperial army.
1444 - In Szegedyna, the king of Poland and Hungary, Władysław III of Varna, at the instigation of the papal legate Julian Cesarini, broke the peace concluded a few days earlier and announced the resumption of the war with Turkey. The decision taken against the advice of advisers ended in the defeat of the Hungarian-Polish army and the king's death in the Battle of Varna on November 10 this year.
1496 - Santo Domingo, today's capital of the Dominican Republic, was founded.
1532 - King Francis I, Valois joined the fief of Brittany to France.
1578 - Portuguese-Moroccan War: defeat of the Portuguese troops at the Battle of Alcácer-Quibir, during which King Sebastian I Aviz disappeared,