What is the fine-grained topic of the following text: Yet, when in 2015, Kurds' own political party made a "very public refusal" of Erdoğan's ambitions for a powerful presidency, and the Kurds across the border in Syria got some visible success in their demands for autonomy, the terms have changed. Only return the topic.
Kurds' political opposition to Erdoğan's presidential ambitions and their quest for autonomy in Syria