Related by context. Frequent words. (Click for all words.) 67 potato famine 63 Great Famine 60 Irish potato famine 52 potato blight 49 Norman Conquest 48 Famine 47 famines 47 pogroms 46 emigrants 46 fourteenth century 45 Tommy Makem 45 Yugoslav wars 45 #th century 45 Ireland 45 Clancy Brothers 44 Aran Islands 44 deepest recessions 44 emigration 44 Dust Bowl 43 British Isles 43 twentieth century 43 Nazi occupation 43 eighteenth century 43 famine 43 Balkan conflicts 43 sixteenth century 43 nineteenth century 43 Colonialism 43 Nazis invaded 42 Austro Hungarian empire 42 Industrial Revolution 42 Bolshevik revolution 42 Reformation 42 twentieth centuries 42 Moravians 42 interwar 42 Celtic Tiger 42 Spanish colonizers 42 Middle Ages 42 Roman Empire 42 Protestant Reformation 42 Fascist Italy 42 czarist Russia 42 Little Ice Age 42 Great Schism 42 Fenian 41 polio epidemic 41 seventeenth century 41 Soviets invaded 41 Gypsy moths 41 Byzantine Empire 41 thirteenth century 41 Spanish conquistadors 41 Flu pandemic 41 emigrant 41 Dark Ages 41 Spanish Inquisition 40 fifteenth century 40 colonists 40 Croagh Patrick 40 Tsarist Russia 40 Transcontinental Railroad 40 Third Crusade 40 Mughal Empire 40 Communist regimes 40 Irishmen 40 holocausts 40 emigrated 40 transatlantic slave trade 40 Salem Witch Trials 40 Beringia 40 Stalag Luft III 40 Cretaceous Period 40 Pope Leo XIII 40 colonial rule 40 Irishwoman 40 Co Donegal 40 Thomas Malthus 40 McGahern 40 emigrating 39 Christendom 39 Anschluss 39 Bolshevik Revolution 39 slave revolt 39 Napoleonic Wars 39 centuries 39 Acadians 39 Protestants 39 Emerald Isle 39 Franco Prussian War 39 toppled communism 39 dustbowl 39 Jamestown Va. 39 #thcentury 39 Severe flooding 39 indentured laborers 39 Scottish highlands 39 dot.com bust 39 Eilis 39 Great Awakening 39 Mormon pioneers