The first part " baio " refers to the name of the Celtic Boii tribe, which also resolved into the regional name Bohemia ( Germanic latinised boio-hemum = home of the Boier tribe ).

The land remained under the name of Bohemia and part of the Holy Roman Empire even when centuries later Czech people moved to the area.

In addition the archaeological evidence indicates that in the 2nd century BC Celts expanded from Bohemia through the Kłodzko valley into Silesia, now part of Poland.

Currently, the word " Bohemians " is sometimes used when speaking about persons from Bohemia of non-Czech or mixed ethnic origin, especially before the year 1918, when the Kingdom of Bohemia ceased to exist ; also when there is need to distinguish between inhabitants of the western part ( Bohemia proper ) of Czechia, and the eastern ( Moravia ) or the north-eastern part ( Silesia ).

Their land, which had probably been part of Great Moravia, and Bohemia, was annexed by Mieszko I some time in late 10th century.

* 1939 – World War II: German troops occupy the remaining part of Bohemia and Moravia ; Czechoslovakia ceases to exist.

After the normalization of relations with the Holy Roman Empire and Bohemia, Mieszko I returned to his plans of conquest of the more western part of Pomerania.

On 27 September 1941 Heydrich was appointed Deputy Reich Protector of the Protectorate of Bohemia and Moravia ( the part of Czechoslovakia incorporated into the Reich on 15 March 1939 ) and assumed control of the territory.

He was born René Karl Wilhelm Johann Josef Maria Rilke in Prague, capital of Bohemia ( then part of Austria-Hungary, now the Czech Republic ).

Secondly the Duchy of Crossen was inherited by Margraviate of Brandenburg in 1476 and, with the renunciation by King Ferdinand I and estates of Bohemia in 1538, it became an integral part of Brandenburg.

At the time of Svatopluk I and King Arnulf of Carinthia in the 9th century, Silesia was a part of Greater Moravia ; after its destruction in the early 10th century, it was conquered by Bohemia.

Over the centuries, the city has been part of either Kingdom of Poland, Bohemia, Austrian Empire, Prussia, or Germany, and has been part of Poland since 1945 as a result of border changes after World War II.

In 1335, Breslau, together with almost all of Silesia, was incorporated into the Kingdom of Bohemia, then a part of the Holy Roman Empire.

* March 15 – German troops occupy the remaining part of Bohemia and Moravia ; Czechoslovakia ceases to exist.

* Moravia becomes part of Bohemia.

* 1269 – King Otakar II of Bohemia inherits Carinthia and part of Carniola, making him the most powerful prince within the Holy Roman Empire.

* 1265 – The brewing of Budweiser Budvar beer begins in Bohemia ( now part of the Czech Republic ); Budweiser Budvar has been produced continuously there to this day.

Wenceslaus demurred, in large part because of renewed hostilities in Bohemia.

To this end he purchased part of the upper Palatinate of the Rhine in 1353, and in 1367 annexed Lower Lusatia to Bohemia and bought numerous estates in various parts of Germany.

John XXIII was acknowledged as pope by France, England, Bohemia, Prussia, Portugal, parts of the Holy Roman Empire, and numerous Northern Italian city states, including Florence and Venice ; however, the Avignon Pope Benedict XIII was regarded as pope by the Kingdoms of Aragon, Castile, and Scotland and Gregory XII was still favored by Ladislaus of Naples, Carlo I Malatesta, the princes of Bavaria, Louis III, Elector Palatine, and parts of Germany and Poland.

Maria was a daughter of Ferdinand I, Holy Roman Emperor and Anna of Bohemia and Hungary.

* 1361 – Wenceslaus, Holy Roman Emperor, King of Bohemia ( d. 1419 )

From 1438 the Habsburgs, who controlled most of the southeast of the Empire ( more or less modern-day Austria and Slovenia, and Bohemia and Moravia after the death of King Louis II in 1526 ), maintained a constant grip on the position of the Holy Roman Emperor until 1806 ( with the exception of the years between 1742 and 1745 ).

Juana, Isabella's second daughter, married into the Habsburg dynasty when she wed Philip the Handsome, the son of Maximilian I, King of Bohemia ( Austria ) and entitled to the crown of the Holy Roman Emperor.

Leaders and members of Unitas Fratrum were forced to choose to either leave the many and varied southeastern principalities of what was the Holy Roman Empire ( mainly Austria, Hungary, Bohemia, Moravia and parts of Germany and its many states ), or to practice their beliefs secretly.

The Luxembourgish dynasty provided several Holy Roman Emperors, Kings of Bohemia, and Archbishops of Trier and Mainz.

Legnica, along with other Silesian duchies, became a vassal of the Kingdom of Bohemia during the 14th century and was included within the Holy Roman Empire.

* 1743 – Maria Theresa of Austria is crowned Queen of Bohemia after defeating her rival, Charles VII, Holy Roman Emperor.

He successfully used diplomacy, concluding an alliance with Bohemia first, and then with Sweden and the Holy Roman Empire.

Rudolf II ( July 18, 1552 – January 20, 1612 ) was Holy Roman Emperor ( 1576 – 1612 ), King of Hungary and Croatia ( 1572 – 1608 ), King of Bohemia ( 1575 – 1608 / 1611 ) and Archduke of Austria ( 1576 – 1608 ).

He was the eldest son and successor of Maximilian II, Holy Roman Emperor, King of Bohemia, and King of Hungary and Croatia ; his mother was Maria of Spain, a daughter of Charles V and Isabella of Portugal.

* Sigismund of Hungary, Sigismund of Luxembourg ( 1368 – 1437 ), King of Hungary, Holy Roman Emperor and King of Bohemia

The position of the Holy Roman Emperor was mainly titular, but the emperors, from the House of Habsburg, also directly ruled a large portion of Imperial territory ( the Archduchy of Austria, as well as Kingdom of Bohemia and Kingdom of Hungary ).

Ferdinand I, Holy Roman Emperor and King of Bohemia.

Ferdinand II, Holy Roman Emperor and King of Bohemia.

* Charles VI, Emperor of the Holy Roman Empire, King of Bohemia and Hungary

* Albrecht von Wallenstein of Bohemia ( 1583 – 1634 ), co-Supreme commander of the forces of the Holy Roman Empire

* Archduke Ferdinand III of Austria, heir apparent of the Habsburg Monarchy and a future Holy Roman Emperor, already King of Hungary ascends to be king of the religiously troubled Bohemia where his ( still living ) father's repression of Protestantism had triggered the ongoing Thirty Years ' War in 1618.

In the following months Boleslav's brothers Jaromir and Oldrich flee to Germany and place themselves under the protection of Henry II, Holy Roman Emperor, while Boleslaus III of Bohemia orders massacre of his leading nobles at Vyšehrad.

* 1274 – November – The diet at Nuremberg orders that all crown estates seized since the death of Frederick II, Holy Roman Emperor be restored to Rudolph I of Germany ; almost all European rulers agree, with the notable exception of King Otakar II of Bohemia, who had benefited greatly by conquering or otherwise coming into possession of many of those lands.

After the Battle of White Mountain on 8 November 1620 the Roman Catholic Faith was re-established with vigour which fundamentally changed the religious conditions of Bohemia and Moravia.

To escape Roman aggression in 9 BC they migrated east to Bohemia, where their king Maroboduus established a powerful kingdom that Augustus perceived as a threat to Rome.

To deal with the threat of Roman expansion into the Rhine-Danube basin he led the Marcomanni to the area later known as Bohemia to be outside the range of the Roman influence.