Polish ultimatum to Czechoslovakia

E646011

The Polish ultimatum to Czechoslovakia was a 1938 diplomatic demand by Poland that forced Czechoslovakia to cede the disputed Zaolzie region, exploiting the Munich Crisis and contributing to the dismemberment of the Czechoslovak state.

All labels observed (1)

Label Occurrences
Polish ultimatum to Czechoslovakia canonical 1

How this entity was disambiguated

Statements (47)

Predicate Object
instanceOf diplomatic ultimatum ⓘ
interwar diplomatic event ⓘ
acceptedBy Czechoslovakia ⓘ
affectedEthnicGroup Czechs in Zaolzie ⓘ
Poles in Zaolzie ⓘ
affectedPopulation inhabitants of Zaolzie ⓘ
appliesToTerritory Trans-Olza ⓘ
chronology occurred immediately after Munich Agreement ⓘ
context Sudeten Crisis ⓘ
interwar Polish foreign policy ⓘ
territorial disputes after World War I ⓘ
contributedTo First Czechoslovak Republic disintegration ⓘ
dismemberment of Czechoslovakia ⓘ
country Poland ⓘ
date 1938 ⓘ
30 September 1938 ⓘ
demandedAction cession of Zaolzie to Poland ⓘ
follows Munich Agreement ⓘ
historicalPeriod interwar period ⓘ
historicalSignificance example of opportunistic territorial expansion ⓘ
precedent to territorial changes before World War II ⓘ
imposedBy Polish government ⓘ
linked to: Polish authorities
languageOfDiplomaticNote French ⓘ
Polish ⓘ
legalForm diplomatic note ⓘ
location Cieszyn Silesia ⓘ
Zaolzie ⓘ
mainSubject Zaolzie ⓘ
method threat of military force ⓘ
opposedBy Czechoslovak government ⓘ
partOf Munich Crisis ⓘ
linked to: Sudeten Crisis
precedes German occupation of Czech lands ⓘ
creation of Protectorate of Bohemia and Moravia ⓘ
reason Polish claim to Zaolzie ⓘ
ethnic Polish population in Zaolzie ⓘ
opportunity created by Munich Agreement ⓘ
relatedEvent First Vienna Award ⓘ
German annexation of Sudetenland ⓘ
linked to: Munich Agreement
relatedTo Polish–Czechoslovak border dispute ⓘ
Treaty of Versailles territorial settlements ⓘ
result Polish annexation of Zaolzie ⓘ
cession of Zaolzie by Czechoslovakia ⓘ
territorial change in Cieszyn Silesia ⓘ
weakening of Czechoslovakia ⓘ
targetCountry Czechoslovakia ⓘ
temporalRelation shortly before World War II ⓘ
typeOfAction coercive diplomacy ⓘ

How these facts were elicited

Referenced by (1)

Full triples — surface form annotated when it differs from this entity's canonical label.

Zaolzie annexation of 1938 → precededBy → Polish ultimatum to Czechoslovakia ⓘ