Chronology Sort

Westward Expansion Chronology Strip — wall-length (12-foot) horizontal strip showing 1803–1890 with year-tick labels every 5 years and event annotations at: 1803 Louisiana Purchase, 1804–1806 Lewis and Clark expedition, 1830 Indian Removal Act, 1830s–1850s Trail of Tears multiple removals (5 separate sub-bands shown), 1836 Texas Revolution, 1846–1848 Mexican-American War, 1848 Treaty of Guadalupe Hidalgo, 1848 Sutter's Mill gold discovery, 1849 Gold Rush peak migration, 1862 Homestead Act, 1862 Pacific Railway Act, 1863–1869 Transcontinental Railroad construction, 1869 Promontory Summit golden-spike ceremony, 1875 Page Act, 1882 Chinese Exclusion Act, 1887 Dawes Act (allotment — G5 entry). A second parallel band BELOW the year band shows the CONTINUOUS PRESENCE of Indigenous nations across the entire 1803–1890 period (and before, and after, to present-day) — labeled 'Indigenous nations have been here continuously since time immemorial — they ARE here today'. A third parallel band ABOVE shows enslaved-people-brought-west events (1820 Missouri Compromise, 1850 Fugitive Slave Act, 1857 Dred Scott decision — G5 entry markers). Style: timeline with three parallel bands, color-coded for thread continuity.