On 16 March 1939, the German Reich, after Slovakia declared independence (in fact it client state of Nazi Germany), created from the occupied territories of Bohemia, Moravia and Czech Silesia, which were not directly attached to Germany as the Sudetenland or to Poland as Trans-Olza, Protectorate of Bohemia and Moravia.

On 7 April 2011, the Czech Radio announced that the Ministry of the Interior of the Czech Republic plans to give Poland 365 ha of land, i.e. a part of the Liberec Region, located on the so-called Frýdlant promontory, between Świeradów-Zdrój and Bogatynia.

[3] Currently, the areas in the vicinity of Vidnava, Jeseník region and the so-called Frýdlant bag.

The Polish-Czech ranch runs from the Zittau Basin, south from Bogatynia to Zawidów, through the Jizera Mountains, the Szklarska Pass (Polish: Przełęcz Szklarska), the Giant Mountains, the Lubawska Pass (Polish: Przełęcz Lubawska), the Stołowe Mountains, crosses Kudowa-Zdrój, passes between the Bystrzyckie Mountains and the Orlické Mountains, along the Orlice valley, the Międzyleska Pass (Polish: Przełęcz Międzyleska), the Králický Sněžník Mountains, the Golden Mountains, near Złoty Stok, through Głuchołazy south to Prudnik, the Opawica and Opava valleys, crosses the Odra valley, runs along the Olza valley, through Cieszyn, along the ridge of the Czantoria and Stożek massif in the Silesian Beskids the Olza valley and further to the meeting point of the borders of Poland, the Czech Republic and Slovakia in Jaworzynka.

From west to east: Media related to Czech Republic-Poland border at Wikimedia Commons