The temperature on April 27, 1868 was about 10.0 °C. There was 0.2 mm of rain. The air pressure was 11 kgf/m2 and came mainly from the west-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 69%. Source: KNMI
From June 1, 1866 till June 4, 1868 the Netherlands had a cabinet Van Zuijlen van Nijevelt - Heemskerk with the prime ministers Mr. J.P.J.A. graaf Van Zuijlen van Nijevelt (AR) and Mr. J. Heemskerk Azn. (conservatief).
From June 4, 1868 till January 4, 1871 the Netherlands had a cabinet Van Bosse - Fock with the prime ministers Mr. P.P. van Bosse (liberaal) and Mr. C. Fock (liberaal).
February 24 » Andrew Johnson becomes the first President of the United States to be impeached by the United States House of Representatives. He is later acquitted in the Senate.
March 5 » Mefistofele, an opera by Arrigo Boito, receives its premiere performance at La Scala.
April 10 » At Arogee in Abyssinia, British and Indian forces defeat an army of Emperor Tewodros II. While 700 Ethiopians are killed and many more injured, only two British/Indian troops die.
May 14 » Boshin War: The Battle of Utsunomiya Castle ends as former Tokugawa shogunate forces withdraw northward.
November 4 » Camagüey, Cuba, revolts against Spain during the Ten Years' War.
November 30 » A statue of King Charles XII of Sweden is inaugurated in Stockholm's Kungsträdgården.
Day of marriage May 2, 1895
The temperature on May 2, 1895 was about 11.9 °C. There was 1 mm of rain. The airpressure was 77 cm mercury. The atmospheric humidity was 70%. Source: KNMI
March 22 » Before the Société pour L'Encouragement à l'Industrie, brothers Auguste and Louis Lumière demonstrate movie film technology publicly for the first time.
April 17 » The Treaty of Shimonoseki between China and Japan is signed. This marks the end of the First Sino-Japanese War, and the defeated Qing Empire is forced to renounce its claims on Korea and to concede the southern portion of the Fengtien province, Taiwan and the Pescadores Islands to Japan.
May 7 » In Saint Petersburg, Russian scientist Alexander Stepanovich Popov demonstrates to the Russian Physical and Chemical Society his invention, the Popov lightning detector—a primitive radio receiver. In some parts of the former Soviet Union the anniversary of this day is celebrated as Radio Day.
June 28 » The United States Court of Private Land Claims rules James Reavis’s claim to Barony of Arizona is "wholly fictitious and fraudulent."
November 5 » George B. Selden is granted the first U.S. patent for an automobile.
November 8 » While experimenting with electricity, Wilhelm Röntgen discovers the X-ray.
Day of death April 12, 1960
The temperature on April 12, 1960 was between 5.2 °C and 12.1 °C and averaged 8.9 °C. There was 0.2 mm of rain during 0.5 hours. There was 5.6 hours of sunshine (41%). The partly or heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
March 21 » Apartheid: Sharpeville massacre, South Africa: Police open fire on a group of black South African demonstrators, killing 69 and wounding 180.
May 1 » Formation of the western Indian states of Gujarat and Maharashtra; also known as "Maharashtra Day".
May 23 » A tsunami caused by an earthquake in Chile the previous day kills 61 people in Hilo, Hawaii.
August 20 » Senegal breaks from the Mali Federation, declaring its independence.
September 24 » USSEnterprise, the world's first nuclear-powered aircraft carrier, is launched.
December 3 » The musical Camelot debuts at the Majestic Theatre on Broadway. It will become associated with the Kennedy administration.
When copying data from this family tree, please include a reference to the origin: Bertus Bak, "Family tree Bak", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-bak/I400.php : accessed February 23, 2026), "pieter jansz "piet" bak (1868-1960)".
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