Maine Admitted to the Union
On March 15, 1820, Maine became the 23rd state in the United States. The decision ended nearly two centuries of rule by Massachusetts and recognized the growing population and independence of the northern district.
Statehood
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Missouri Compromise & Dred Scott Decision
On March 6, 1820, President James Monroe signed the Missouri Compromise into law. The measure aimed to calm rising tensions over slavery, but it also revealed how deeply divided the nation had already become.
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Vermont Becomes 14th State
On March 4, 1791, Vermont was admitted to the Union. After years of land disputes, frontier battles, and even a period as an independent republic, the small mountain region officially became the 14th state of the United States.
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Nebraska Joins the Union
On March 1, 1867, Congress admitted Nebraska to the Union. The decision came after months of political conflict and even a presidential veto, placing the prairie state at the center of national debate during Reconstruction.
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Connecticut Becomes Fifth State
On January 9, 1788, Connecticut ratified the US Constitution, making it the fifth state to join the young United States.
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Iowa Becomes a State
On December 28, 1846, Iowa was admitted to the Union as America’s 29th state. Known today for its rolling farmland and strong agricultural traditions, Iowa’s path to statehood was shaped by Native American history, European exploration, westward expansion, and economic change. Over time, the region transformed from Indigenous homeland to frontier territory and finally into a modern state with a diverse economy.
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Delaware Becomes America’s First State
On December 7, 1787, Delaware was the first state to ratify the U.S. Constitution, making it America’s first state. But its quick decision wasn’t just a race to the finish—it marked the beginning of a new national identity, driven by bold choices, fierce debates, and a vote that helped shape the country we know today.
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Illinois Becomes the 21st State
On December 3, 1818, President James Monroe signed the legislation that admitted Illinois as the 21st state in the Union. But the history of Illinois stretches far back before statehood. Long before European explorers arrived, the region was home to complex American Indian cultures whose achievements, alliances, and struggles helped shape the land that would become Illinois.
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Glacier Bay National Park and Preserve
On December 2, 1980, President Jimmy Carter established Glacier Bay National Park and Preserve in Alaska. Today the park is part of one of the world’s largest international protected areas.
