Family tree Jacobs » Roelof Baars (1879-1945)

Personal data Roelof Baars 


Household of Roelof Baars

He is married to Barta Johanna van Hattem.

They got married on February 15, 1900 at Liende, he was 20 years old.

bij huwelijk wettiging van 1 kind

Child(ren):


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Timeline Roelof Baars

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Ancestors (and descendant) of Roelof Baars


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Historical events

Birthday May 30, 1879

  • The temperature on May 30, 1879 was about 15.1 °C. The air pressure was 4 kgf/m2 and came mainly from the west-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 58%. Source: KNMI
  • Koning Willem III (Huis van Oranje-Nassau) was from 1849 till 1890 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • In The Netherlands , there was from November 3, 1877 to August 20, 1879 the cabinet Kappeijne van de Coppello, with Mr. J. Kappeijne van de Coppello (liberaal) as prime minister.
  • In The Netherlands , there was from August 20, 1879 to April 23, 1883 the cabinet Van Lijnden van Sandenburg, with Mr. C.Th. baron Van Lijnden van Sandenburg (conservatief-AR) as prime minister.
  • In the year 1879: Source: Wikipedia
    • The Netherlands had about 4.0 million citizens.
    • March 29 » Anglo-Zulu War: Battle of Kambula: British forces defeat 20,000 Zulus.
    • May 21 » War of the Pacific: Two Chilean ships blocking the harbor of Iquique (then belonging to Peru) battle two Peruvian vessels in the Battle of Iquique.
    • June 1 » Napoléon Eugène, the last dynastic Bonaparte, is killed in the Anglo-Zulu War.
    • July 8 » Sailing ship USSJeannette departs San Francisco carrying an ill-fated expedition to the North Pole.
    • September 18 » The Blackpool Illuminations are switched on for the first time.
    • October 21 » Thomas Edison applies for a patent for his design for an incandescent light bulb.

Day of marriage February 15, 1900

  • The temperature on February 15, 1900 was about -1.0 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 76%. Source: KNMI
  • Koningin Wilhelmina (Huis van Oranje-Nassau) was from 1890 till 1948 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • In The Netherlands , there was from July 27, 1897 to August 1, 1901 the cabinet Pierson, with Mr. N.G. Pierson (unie-liberaal) as prime minister.
  • In the year 1900: Source: Wikipedia
    • The Netherlands had about 5.1 million citizens.
    • January 31 » Datu Muhammad Salleh is killed in Kampung Teboh, Tambunan, ending the Mat Salleh Rebellion.
    • February 27 » Fußball-Club Bayern München is founded.
    • June 25 » The Taoist monk Wang Yuanlu discovers the Dunhuang manuscripts, a cache of ancient texts that are of great historical and religious significance, in the Mogao Caves of Dunhuang, China.
    • August 16 » The Battle of Elands River during the Second Boer War ends after a 13-day siege is lifted by the British. The battle had begun when a force of between 2,000 and 3,000 Boers had surrounded a force of 500 Australians, Rhodesians, Canadians and British soldiers at a supply dump at Brakfontein Drift.
    • September 13 » Filipino insurgents defeat a small American column in the Battle of Pulang Lupa, during the Philippine–American War.
    • December 14 » Quantum mechanics: Max Planck presents a theoretical derivation of his black-body radiation law.

Day of death January 19, 1945

  • The temperature on January 19, 1945 was between -1.5 °C and 4.4 °C and averaged 1.4 °C. There was 3.7 mm of rain during 3.5 hours. There was -0.1 hours of sunshine (0%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the west-northwest. Source: KNMI
  • Koningin Wilhelmina (Huis van Oranje-Nassau) was from 1890 till 1948 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
  • In The Netherlands , there was from February 23, 1945 to June 24, 1945 the cabinet Gerbrandy III, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
  • From June 24, 1945 till July 3, 1946 the Netherlands had a cabinet Schermerhorn - Drees with the prime ministers Prof. ir. W. Schermerhorn (VDB) and W. Drees (PvdA).
  • In the year 1945: Source: Wikipedia
    • The Netherlands had about 9.2 million citizens.
    • January 30 » World War II: Raid at Cabanatuan: One hundred twenty-six American Rangers and Filipino resistance fighters liberate over 500 Allied prisoners from the Japanese-controlled Cabanatuan POW camp.
    • February 24 » Egyptian Premier Ahmad Mahir Pasha is killed in Parliament after reading a decree.
    • April 4 » World War II: American troops liberate Ohrdruf forced labor camp in Germany.
    • September 2 » Vietnam declares its independence, forming the Democratic Republic of Vietnam.
    • October 5 » A six-month strike by Hollywood set decorators turns into a bloody riot at the gates of the Warner Brothers studio.
    • November 1 » The official North Korean newspaper, Rodong Sinmun, is first published under the name Chongro.


Same birth/death day

Source: Wikipedia

Source: Wikipedia


About the surname Baars

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The Family tree Jacobs publication was prepared by .contact the author
When copying data from this family tree, please include a reference to the origin:
Michael Jacobs, "Family tree Jacobs", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-michael-jacobs/I1848.php : accessed March 6, 2026), "Roelof Baars (1879-1945)".