| Year | War | Allies | Enemies | Leaders | Events | Conclusion |
| 864–874 | Great Moravia war against East Francia | Great Moravia Bohemia | East Francia | Svatopluk I Bohemian princes | Battle of Vltava | Victory |
| 936–950 | Bohemian-Saxon war | Duchy of Bohemia | Holy Roman Empire | Boleslaus I | Battle of Meissen (936) Siege of castle Nova | Defeat |
| 955 | Battle of Lechfeld | Kingdom of Germany Duchy of Bohemia | Principality of Hungary | Otto I Boleslaus I | | Victory |
| 967 | Polish–Veletian War | Duchy of Poland Duchy of Bohemia | Veleti Wolinians | | Battle between Mieszko I and Wichmann | Victory |
| 975–978 | War against Otto II | Duchy of Bohemia | Holy Roman Empire | Boleslaus II | Battle of Pilsen (976) | Victory |
| 988–990 | Polish-Bohemian War | Duchy of Bohemia | Duchy of Poland Holy Roman Empire | Boleslaus II | | Defeat |
| 995 | War against Slavník dynasty | Duchy of Bohemia | Zlicans | Boleslaus II | | Victory |
| 1002–1005 | Polish-German War | Duchy of Bohemia Holy Roman Empire | Duchy of Poland | Henry II Jaromír | | Victory |
| 1015–1018 | Polish-German War[1] | Duchy of Bohemia Holy Roman Empire | Duchy of Poland | Henry II Oldřich | | Defeat |
| 1029–1031 | Polish-German War | Duchy of Bohemia (since 1029) Holy Roman Empire Others | Kingdom of Poland Kingdom of Hungary | Conrad II Bretislaus I | | Victory |
| 1030–1031 | Campaign into Hungary | Duchy of Bohemia | Kingdom of Hungary | Bretislaus I | | Bretislaus I led the Bohemian army and devastated the land until Esztergom and marched until River Garam. He was forced to retreat however |
| 1035 | Campaign against Lutici | Duchy of Bohemia | Lusatia | Bretislaus I | | Victory |
| 1040–1041 | War against Henry III. | Duchy of Bohemia | Holy Roman Empire | Bretislaus I | Battle at Brůdek Siege of Prague (1041) | Defeat |
| 1042–1044 | German-Hungarian War | Duchy of Bohemia Holy Roman Empire | Kingdom of Hungary | Henry III Bretislaus I | | Victory |
| 1051 | Emperor Henry III.'s military campaigns against Hungary | Duchy of Bohemia Holy Roman Empire | Kingdom of Hungary | Henry III Bretislaus I | | Defeat |
| 1063 | Siege of Hradec nad Moravicí | Duchy of Bohemia | Kingdom of Poland | Vratislaus II | | Victory |
| 1073–1075 | Saxon revolt | Duchy of Bohemia Holy Roman Empire | Duchy of Saxony | Henry IV Vratislaus II | Battle of Langensalza (1075) | Victory |
| 1077–1088 | Great Saxon Revolt | Duchy of Bohemia Holy Roman Empire | Rudolf of Rheinfelden | Henry IV Vratislaus II | Battle of Flarchheim Battle on the Elster | Victory |
| 1126 | War of succession to the Duchy of Bohemia | Holy Roman Empire | Duchy of Bohemia | Soběslav I | | Victory |
| 1132-1135 | Soběslaus I raids into Silesia | Duchy of Bohemia | Kingdom of Poland | Soběslaus I | | Victory |
| 1145–1149 | Second Crusade | Duchy of Bohemia Crusaders | Saracens | Vladislaus II | | Defeat |
| 1158 | Milan Campaign | Duchy of Bohemia Holy Roman Empire | Milan | Frederick Barbarossa Vladislaus II | | Victory |
| 1189–1192 | Third Crusade | Duchy of Bohemia Crusaders | Muslims Byzantine Empire | Frederick Barbarossa Frederick VI Děpolt II | German–Byzantine war Battle of Philomelion (1190) Battle of Iconium (1190) Siege of Acre (1189–1191) | Military victory |
| 1241 | Mongol invasion of Moravia[2] | Kingdom of Bohemia | Mongol Empire | | | Mongols retreated |
| 1254–1255 | Prussian Crusade | Kingdom of Bohemia Teutonic Knights | Grand Duchy of Lithuania | Ottokar II | Battle of Rudau (1254) | Victory |
| 1257 | Bohemia–Bavarian War | Kingdom of Bohemia | Bavaria | Ottokar II | | Defeat |
| 1260 | War of Styria | Kingdom of Bohemia Duchy of Austria | Kingdom of Hungary | Ottokar II | | Victory |
| 1267–1268 | Prussian Crusade | Kingdom of Bohemia Teutonic Knights | Grand Duchy of Lithuania | Ottokar II | | Retreat |
| 1270–1271 | Hungarian Campaign | Kingdom of Bohemia | Kingdom of Hungary | Ottokar II | | Victory |
| 1273 | Bohemian–Hungarian War | Kingdom of Bohemia | Kingdom of Hungary | Ottokar II | | Victory |
| 1278 | War against Rudolf von Habsburg | | | Ottokar II | | Defeat |
| 1291-1292 | Wenceslaus II.'s Polish Campaign | Kingdom of Bohemia | Duchy of Sandomierz | Wenceslaus II | | Victory |
| 1298 | Fight for the rule over the Holy Roman Empire | Kingdom of Bohemia Duchy of Austria | County of Nassau Electoral Palatinate | | | Victory |
| 1304 | Anti-Bohemian Coalition | Kingdom of Bohemia | Holy Roman Empire Charles I of Hungary | Wenceslaus II | Siege of Kutná Hora (1304) | Victory |
| 1315 | War against Matthew III Csák | Kingdom of Bohemia | Máté Csák's domain | John of Bohemia | Battle of Holíč (1315) | Victory |
| 1314–1322 | Double reign of Holy Roman Empire | Kingdom of Bohemia Louis IV. | Frederick the Fair | John of Bohemia | Battle of Mühldorf | Victory |
| 1326–1332 | Polish–Teutonic War | Kingdom of Bohemia Teutonic Order Others | Kingdom of Poland Grand Duchy of Lithuania Kingdom of Hungary | John of Bohemia | | Treaty of Kalisz (1343) |
| 1331–1332 | War against Louis IV. | Kingdom of Bohemia | Holy Roman Empire | John of Bohemia | Battle of Mailberg (1332) | Defeat |
| 1345–1348 | Polish-Bohemian War | Kingdom of Bohemia | Kingdom of Poland (Piast) | John of Bohemia | | Treaty of Namysłów |
| 1346 | Hundred Years' War | Kingdom of Bohemia France | England | John of Bohemia | | Defeat |
| 1419–1434 | Hussite Wars | Radical Hussites | Papal States Holy Roman Empire Utraquist hussites | | | Defeat of radicals |
| 1437-1442 | Hungarian–Ottoman War | Kingdom of Hungary Taborites | Ottoman Empire | Sigismund of Luxembourg John Jiskra of Brandýs | Siege of Szendrő | Victory |
| 1438-1439 | War of Bohemian succession[3] | Kingdom of Bohemia Electorate of Saxony Holy Roman Empire | Kingdom of Poland Hussites | | Siege of Tábor (1438) Battle of Sellnitz | Defeat of Pro-Jagiellon side |
| 1443–1444 | Crusade of Varna | Kingdom of Bohemia Kingdom of Poland Kingdom of Hungary | Ottoman Empire | Władysław III Jan Čapek of Sány | | Defeat |
| 1468–1478 | Bohemian War | Kingdom of Bohemia | Kingdom of Hungary | George of Poděbrady | Battle of Vilémov | Treaty of Brno |