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Exploration Expansion

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Microsoft Azure Arc: launch and hybrid/multi-cloud integration milestones (2019–2023)

2019 - 2023

Mexican–American War and the Treaty of Guadalupe Hidalgo (1846–1848)

1845 - 1848

Mexican War of Independence (1810-1821)

1810 - 1821

Meteor meteorological satellite program and Earth observation (1969–1991)

1969 - 1991

Mesolithic settlement of the Baltic and Scandinavian coasts (c. 11,500–7,000 BP)

10950 BCE - 4000 BCE

Mesolithic colonization of the Atlantic seaboard and the British Isles (c. 11,000–6,000 BP)

9600 BCE - 4000 BCE

Mediterranean Portolan Charts and their evolution (13th–16th centuries)

1275 - 1536

Mechanization of Southern Agriculture and Rural Displacement (1930–1960)

1930 - 1960

Meadowcroft Rockshelter stratigraphy, features, and dates (Pennsylvania) (c. 16,000–12,000 BP)

50000 BCE - 2023

McMurdo Station scientific programs and expeditions (1956–present)

1955 - 2019

Martin Frobisher's Northwest Passage Voyages (1576–1578)

1576 - 1583

Mars Science Laboratory Curiosity's geological investigations in Gale Crater (2012–present)

2011 - 2025

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