History & Events
Test your knowledge of 20th Century History with a free trivia word search from thewordfind.com. Read each clue, work out the answer, then find it hidden in the letter grid — every puzzle is freshly generated, so no two plays are ever quite the same. Don't know an answer? Tap the hint button in-game to reveal the first letter, or just scan the grid — every answer is hiding in there somewhere. Between the clues and the full answer key below, this topic doubles as a quick study guide — good for a trivia night, a classroom quiz, or just picking up something new about 20th Century History along the way.
Play This Puzzle →A few sample clues
Three days after the first atomic bombing, this second Japanese city was struck.
_ _ _ _ _ _ _ _
Iraq's 1990 invasion of this small, oil-rich neighbor triggered the Gulf War.
_ _ _ _ _ _
The USSR's 1957 launch of this satellite, the first in space, shocked the United States.
_ _ _ _ _ _ _
The devastating 1918 global pandemic is commonly (if inaccurately) called the Spanish '_ _ _.'
The German cipher machine famously cracked by Allied codebreakers during WWII was called this.
_ _ _ _ _ _
All 100 questions in this topic, with answers — use it to study, or just browse. Every actual play of the puzzle only pulls a random handful of these into one game, so knowing them all here won't spoil which ones show up or where they're hidden in the grid. Play it here.
This Japanese city was the target of the first atomic bomb used in warfare, in August 1945.
HIROSHIMAThis 1965 US law banned discriminatory voting practices used to disenfranchise Black voters.
VOTINGRIGHTSACTThis 1970s political scandal, involving a break-in and cover-up, led to a US president's resignation.
WATERGATEThe concrete barrier dividing East and West Berlin from 1961 to 1989 was called the Berlin '_ _ _ _.'
WALLThe early-20th-century movement fighting for women's right to vote is known as this.
SUFFRAGEThis South Asian country gained independence from Britain in 1947.
INDIAThis German dictator led the Nazi Party and started WWII in Europe.
HITLERThis US president faced down the Soviet Union during the 1962 Cuban Missile Crisis.
KENNEDYThe '_ _ _ _ _ _' brothers achieved the first sustained powered flight in 1903.
WRIGHTThe November 11, 1918 agreement that halted fighting in WWI is called the '_ _ _ _ _ _ _ _ _.'
ARMISTICEThe Bosnian city where a 1914 assassination triggered World War I was this.
SARAJEVOChurchill described the Cold War divide between East and West as an Iron '_ _ _ _ _ _ _.'
CURTAINThis Soviet leader ruled the USSR throughout WWII and into the early Cold War.
STALINThe US program to rebuild Western Europe's economy after WWII was called the Marshall '_ _ _ _.'
PLANThis international peace organization, established in San Francisco in 1945, succeeded the failed League of Nations.
UNThe Soviet-led military alliance that countered NATO was called the Warsaw '_ _ _ _.'
PACTThis long, divisive Southeast Asian war involved the US from the 1950s to 1975.
VIETNAMThis prominent feminist activist co-founded Ms. magazine in the 1970s.
STEINEMGermany, Italy, and Japan formed this WWII alliance, opposing the Allies.
AXISThis US president is closely associated with the final years of the Cold War alongside Gorbachev.
REAGANThe 1919 treaty ending WWI was signed in a famous Hall of '_ _ _ _ _ _ _' at a French palace.
MIRRORSSoviet missiles discovered on this Caribbean island in 1962 nearly triggered nuclear war.
CUBANASA's program that landed astronauts on the Moon between 1969 and 1972 was called this.
APOLLORoosevelt's program of relief and reform to combat the Depression was called the New '_ _ _ _.'
DEALThis US president, elected to four terms, led America through the Depression and most of WWII.
ROOSEVELTThis American astronaut became the first person to walk on the Moon in 1969.
ARMSTRONGGermany's WWI emperor held this title, German for "emperor."
KAISERThe post-WWII trials of Nazi war criminals were held in this German city.
NUREMBERGThis British Prime Minister led the UK through WWII, famous for his wartime speeches.
CHURCHILLThis US president ordered the atomic bombings of Japan and later issued a Cold War doctrine bearing his name.
TRUMANAmerican hostages were held for 444 days after the 1979 seizure of this US diplomatic building in Tehran.
EMBASSYThe UK and Argentina fought a 1982 war over these South Atlantic islands.
FALKLANDSSoviet leader Mikhail '_ _ _ _ _ _ _ _ _' introduced glasnost and perestroika in the 1980s.
GORBACHEVNine Black students integrated a high school in this Arkansas city in 1957, becoming a landmark desegregation crisis: Little '_ _ _ _.'
ROCKThe most notorious Nazi concentration and extermination camp, in occupied Poland, was this.
AUSCHWITZThis British mathematician led the team that cracked Germany's wartime codes.
TURINGThis four-letter abbreviation for the Soviet Union dissolved in 1991.
USSRSouth Africa's system of institutionalized racial segregation, ended in the early 1990s, was called this.
APARTHEIDThis massive 1969 music festival in upstate New York became a symbol of 1960s counterculture.
WOODSTOCKThe systematic killing of Armenians by the Ottoman Empire beginning in 1915 is referred to as this.
GENOCIDEThis 1986 nuclear disaster in Soviet Ukraine remains the worst in history.
CHERNOBYLThis South Vietnamese capital fell to North Vietnamese forces in 1975, ending the Vietnam War.
SAIGONThis activist's 1955 refusal to give up her bus seat sparked the Montgomery Bus Boycott: Rosa '_ _ _ _ _.'
PARKSThe US military network that became a precursor to the modern internet was called this.
ARPANETThis landmark 1964 US law banning discrimination based on race, color, religion, sex, or national origin is known as the Civil Rights '_ _ _.'
ACTGermany's fast-moving invasion tactic, combining tanks and air power, was called Blitz'_ _ _ _ _' (German for "war").
KRIEGThis Italian fascist dictator ruled alongside Hitler as an Axis leader.
MUSSOLINIGavrilo '_ _ _ _ _ _ _,' the assassin whose 1914 act sparked WWI, was a Bosnian Serb nationalist.
PRINCIPThe 1929 stock market '_ _ _ _ _' triggered the Great Depression.
CRASHThis Cambodian dictator led the Khmer Rouge regime during its genocidal rule.
POLPOTGorbachev's policy of political openness in the 1980s was called this Russian term.
GLASNOSTThis US president and former WWII general was widely known by the nickname '_ _ _.'
IKEThis civil rights leader delivered the "I Have a Dream" speech in 1963.
KINGThis Argentine-born revolutionary fought alongside Castro before spreading revolution elsewhere.
GUEVARAThe 1941 Japanese attack that drew the US into WWII targeted this naval base: Pearl '_ _ _ _ _ _.'
HARBORThis British ocean liner, sunk by a German U-boat in 1915, helped draw the US toward WWI.
LUSITANIAA second major 1945 Allied conference, dividing occupied Germany, was held in this German city.
POTSDAMBritain handed this territory back to China in 1997 after over 150 years of colonial rule.
HONGKONGCambodia's brutal 1970s regime, responsible for a genocide, was called the Khmer '_ _ _ _ _.'
ROUGEBritain, France, and Russia (later joined by the US) formed this WWI coalition, opposing the Central Powers.
ALLIESThe 1968 '_ _ _' Offensive by North Vietnamese and Viet Cong forces was a turning point in the Vietnam War.
TETThis 1968 Los Angeles assassination claimed a presidential candidate and younger brother of a slain former president; he shared his brother's surname but is often distinguished by this first name.
ROBERTIn 1948–49 the US and allies supplied West Berlin entirely by air during the Berlin '_ _ _ _ _ _ _.'
AIRLIFTPresident Kennedy was assassinated in 1963 in this Texas city.
DALLASThe 1914 assassination of Archduke Franz '_ _ _ _ _ _ _ _ _' in Sarajevo triggered World War I.
FERDINANDThis US president resigned in 1974 over the Watergate scandal.
NIXONThis man was accused of assassinating President Kennedy in 1963.
OSWALDThis Chinese Communist leader founded the People's Republic of China in 1949.
MAOThis Cuban revolutionary leader overthrew the Batista government in 1959.
CASTROThis 1979 revolution overthrew the Shah of Iran and established an Islamic republic.
IRANIANThe June 6, 1944 Allied invasion of Normandy is known simply as '_-_ _ _.'
DDAYThe failed precursor to the United Nations, formed after WWI, was called the '_ _ _ _ _ _' of Nations.
LEAGUEThis "unsinkable" ocean liner struck an iceberg and sank on its maiden voyage in 1912.
TITANICThis Soviet cosmonaut became the first human in space in 1961.
GAGARINThis Tennessee city on the Mississippi River was where Dr. King was assassinated in 1968, sparking riots nationwide.
MEMPHISThis South African leader, imprisoned for 27 years, became the country's first Black president in 1994.
MANDELAThis Beijing square was the site of major pro-democracy protests violently suppressed in 1989.
TIANANMENEgypt's 1956 nationalization of a key canal triggered the Suez '_ _ _ _ _ _.'
CRISISA quarter-million people rallied in the US capital in 1963 to hear a famous "I Have a Dream" speech, in what's remembered as the '_ _ _ _ _' on Washington.
MARCHAllied leaders met at this Crimean resort in February 1945 to plan postwar Europe.
YALTAWWI's Western Front became infamous for miles of dug-in '_ _ _ _ _ _ _ _' warfare.
TRENCHESThe 1991 US-led conflict to expel Iraqi forces from Kuwait is known as the Gulf '_ _ _.'
WARThis US president was in office when the 1929 stock market crash struck, and his name became synonymous with the economic crisis that followed.
HOOVERThis East African country experienced a horrific genocide against the Tutsi minority in 1994.
RWANDAThe Cold War-era fear that one nation's fall to communism would trigger neighboring collapses was the '_ _ _ _ _ _' theory.
DOMINOThis Indian independence leader championed nonviolent resistance against British rule.
GANDHIThe 1944 Allied invasion of France began on the beaches of this French region.
NORMANDYThe systematic genocide of six million Jews by Nazi Germany is known as this.
HOLOCAUSTThis Western military alliance, formed in 1949, opposed Soviet expansion during the Cold War.
NATOPolish trade union leader Lech '_ _ _ _ _ _' helped end communist rule in Poland.
WALESAThe secret US program that developed the atomic bomb was called the '_ _ _ _ _ _ _ _ _' Project.
MANHATTANThis Balkan region saw brutal ethnic conflict and a notorious genocide during the 1990s.
BOSNIAIllegally trafficked alcohol during the 1920s US ban on liquor was known as '_ _ _ _ _ _ _' booze.
BOOTLEGThe 1947 division of British India into two independent nations is known as the '_ _ _ _ _ _ _ _ _.'
PARTITIONThis British Prime Minister, a contemporary of Reagan, was known as the "Iron Lady."
THATCHER