I believe its the Balkans
The Ottoman Empire emerged in what is now Turkey after which of these groups lost control of the area?
Turkey is the country that lies in both Europe and Asia. While most of its land area is located in Asia, the western part of the country is geographically considered part of Europe.
Istanbul, Turkey (is considered to be in Europe) is the largest by area with a total area of 2,109 square miles.
Turkey straddles both Europe and Asia, making it a transcontinental country. The majority of its land area lies in Asia, while a small portion in the northwest is considered part of Europe.
Not being able to govern/control the area that you have conquered and thus, losing control over it
Turkey is a country that could be considered to be a part of Europe and a part of the Middle East. A small part of Turkey is in Europe, with the rest being in Asia and could be regarded as part of the Middle East.
Turkey straddles the Bosporus Straits and is a Eurasian country; it bridges the continents of Europe and Asia. It can be found stretching across both western Asia's Anatolian peninsula and south-eastern Europe's Balkan region. The vast majority of the country is in Asia, with only a very small part being in Europe.A link is provided to the Wikipedia article which has a description and a map.It's both on Europe and Asia continentsTurkey is a transcontinental country. It's in the Asian-European boundary. (Located in Western Asia and Southeastern Europe.)
Istanbul, Turkey. Part of Istanbul sits in Europe and part of it is in Asia.
Turkey is partly in Europe and partly in Asia. The boundary between Europe and Asia goes through Istanbul. However, the European part of Turkey is less than 10% of the country.Part of Turkey is in Europe, but most of it is in Asia
ottomans
Hisaronu is a city located in Turkey, which is in Europe. It is located near the Turkish Mediterranean coast. The area is popular, particularly with British tourists because of its friendly reputation.
The Powder Keg area was The Ottaman Empire or The Balkans.In the Balkans:Serbia, Romania, Bulgaria, Macedonia, Albania, Greece and Turkey.