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För 1 dag sedan · The Mexican–American War, [a] also known in the United States as the Mexican War, and in Mexico as the United States intervention in Mexico, [b] was an invasion of Mexico by the United States Army from 1846 to 1848.
- April 25, 1846 – February 2, 1848, (1 year, 9 months, 1 week and 1 day)
för 3 dagar sedan · The March 1848 revolution is part of a larger movement of popular uprisings across Europe. It draws inspiration from the French Revolution of February 1848, during which the people of France mobilized massively in favor of the Republic, the institutional symbol of national unity.
för 5 dagar sedan · Astronomy & Space. Planetary Sciences. May 10, 2024. Editors' notes. We need to consider conservation efforts on Mars, say researchers. by Matt Williams, Universe Today. Artist’s impression of...
För 1 dag sedan · The atmosphere of Mars is the layer of gases surrounding Mars. It is primarily composed of carbon dioxide (95%), molecular nitrogen (2.85%), and argon (2%). [3] It also contains trace levels of water vapor, oxygen, carbon monoxide, hydrogen, and noble gases. [3] [5] [2] The atmosphere of Mars is much thinner and colder than Earth's having a max ...
- 610 Pa (0.088 psi; 4.6 mmHg; 0.0060 atm)
- 2.5x10¹⁶ kg
- 95%
- 2.8%
för 4 dagar sedan · The Mars Moon eXploration (MMX) mission is a JAXA (Japan) spacecraft planned to launch in the mid-2020s to study the martian moon Phobos and collect a sample from the surface for return to Earth. The scientific objectives are to investigate whether the martian moons are captured asteroids or fragments that coalesced after a giant ...
för 4 dagar sedan · Klemens von Metternich, Austrian statesman, minister of foreign affairs (1809–48), and a champion of conservatism, who helped form the victorious alliance against Napoleon I and who restored Austria as a leading European power, hosting the Congress of Vienna in 1814–15.
för 4 dagar sedan · Yancey's previous 1848 attempt at demanding a slave code for the territories was his Alabama Platform, which was in response to the Northern Wilmot Proviso attempt at banning slavery in territories conquered from Mexico.
