<P> The Ottoman Empire ( / ˈɒtəmən / ; Devlet - i ʿAlīye - i ʿOsmānīye ) , also historically known in Western Europe as the Turkish Empire or simply Turkey , was a state that controlled much of southeastern Europe , western Asia and northern Africa between the 14th and early 20th centuries . It was founded at the end of the 13th century in northwestern Anatolia in the town of Söğüt ( modern - day Bilecik Province ) by the Oghuz Turkish tribal leader Osman . After 1354 , the Ottomans crossed into Europe , and with the conquest of the Balkans , the Ottoman Beylik was transformed into a transcontinental empire . The Ottomans ended the Byzantine Empire with the 1453 conquest of Constantinople by Mehmed the Conqueror . </P>
<P> The Ottoman Empire ( / ˈɒtəmən / ; Devlet - i ʿAlīye - i ʿOsmānīye ) , also historically known in Western Europe as the Turkish Empire or simply Turkey , was a state that controlled much of southeastern Europe , western Asia and northern Africa between the 14th and early 20th centuries . It was founded at the end of the 13th century in northwestern Anatolia in the town of Söğüt ( modern - day Bilecik Province ) by the Oghuz Turkish tribal leader Osman . After 1354 , the Ottomans crossed into Europe , and with the conquest of the Balkans , the Ottoman Beylik was transformed into a transcontinental empire . The Ottomans ended the Byzantine Empire with the 1453 conquest of Constantinople by Mehmed the Conqueror . </P>
when did the ottoman empire take over turkey
when did the ottoman empire take over turkey
1453
1453