Related by context. Frequent words. (Click for all words.) 69 Underground Railroad 63 abolitionists 62 slaves 60 freed slaves 53 slave 51 colonists 49 abolitionist 48 slavery 48 Confederates 47 Revolutionary War 47 Negroes 45 Harriet Tubman 45 enslaved 44 Confederate 44 Civil War era 44 Confederacy 44 descendants 43 Civil War 43 Israelites 41 antebellum 41 Nazi occupation 41 Jim Crow 40 descendents 40 Tubman 40 Native Americans 40 steamship 40 racial segregation 40 ancestors 40 deserters 40 Puritans 40 Klansmen 40 Nazi occupied 40 blacks 39 Mennonites 39 emigrants 39 Slaves 39 settlers 39 National Historic Site 38 Nazis 38 Ku Klux Klan 38 re enactors 38 Freedom Riders 38 stagecoach 38 Wilberforce 38 schooner 38 emigrant 38 nineteenth century 38 Abraham Lincoln 37 Jews 37 Klan 37 steamboat 37 concentration camps 37 natives 37 railroads 36 Ottomans 36 Erie Canal 36 explorers 36 homelands 36 desegregation 36 railroad 36 overland 36 women suffrage 36 forefathers 36 Whig 36 missionaries 36 #th century 36 immigrants 36 Slavery 36 religious persecution 35 Boer War 35 Africans 35 Frederick Douglass 35 boxcar 35 backwoods 35 Gilded Age 35 Appalachian Mountains 35 colonies 35 forebears 35 Civil Rights Movement 35 National Historic Landmark 35 Confederate Gen. 35 colonizers 35 Emancipation Proclamation 35 sharecropper 35 enslavement 35 POWs 35 Somalis 35 Rhodesia 35 al Qaeda operatives 35 Tuskegee Airmen 35 Victorian era 35 colonial 34 sharecroppers 34 spirituals 34 Civilian Conservation Corps 34 Historical Society 34 voyages 34 homesteaders 34 Cornwallis 34 log cabin 34 Nazi Germany