从第一原理掌握 美国历史
从殖民时代到现代美国。政府、经济、地理、文化。
美国历史 核心时间线与文献
建国文献、关键修正案、主要时代、里程碑判例。
Colonial Foundations: The Three Regions and Why Geography Mattered
The 13 American colonies fell into three distinct regions — New England, Middle, Southern — each with a different climate, geography, and economy. Master these regions and the geographic features that shaped settlement.
Causes of the American Revolution: From Stamp Act to Lexington
The Revolution didn't start at Lexington — it built up through a decade of British acts and colonial protests. Master the chain of cause-and-effect from Stamp Act (1765) to the first shots (1775).
Founding Documents: Declaration, Articles, Constitution, Bill of Rights
Four documents define America's founding: Declaration of Independence (1776), Articles of Confederation (1781), Constitution (1787), Bill of Rights (1791). Know what each did and why each was needed.
Westward Expansion: Louisiana Purchase to Manifest Destiny
Between 1803 and 1853, the US grew from 13 states clustered on the Atlantic to a continental nation. Master the four major land acquisitions and the ideology behind them.
Civil War & Reconstruction: From Fort Sumter to the 13th Amendment
The Civil War (1861-1865) was the bloodiest conflict in American history. Master the causes, key battles, Lincoln's leadership, and the Reconstruction Amendments that followed.
Industrial Revolution & Immigration: Cotton Gin to Ellis Island
Between 1790 and 1920, America transformed from an agricultural nation to an industrial powerhouse. Master the key inventions, the rise of immigration, and the cities they built.
Progressive Era & WWI: Reform, Suffrage, and the Great War
Between 1890 and 1920, Progressive reformers tackled corruption, child labor, and women's rights. Then WWI thrust America onto the world stage. Master both stories.
Great Depression & The New Deal: From Crash to Recovery
The 1929 stock market crash triggered the worst economic crisis in American history. President Franklin D. Roosevelt's New Deal redefined the role of the federal government.
WWII to the Cold War: Pearl Harbor to the Berlin Wall
From Pearl Harbor (1941) to the fall of the Berlin Wall (1989), the US fought a hot war and a cold one. Master the major events of both.
Civil Rights & Modern America: From Brown v. Board to Today
Between 1954 and 1968, the Civil Rights Movement dismantled legal segregation and expanded voting rights. Master the key cases, leaders, and laws — plus the major changes in immigration and technology that followed.