This is the 17278th most frequent Turkish word.
örgütlerin
"Of the organizations" or "organizations'" (possessive form).
Here, "örgütlerin" refers to "of illegal organizations", showing a genitive (possessive) case.
Hükümet, yasa dışı örgütlerin faaliyetlerini durdurmayı hedefliyor.
The government aims to stop the activities of illegal organizations.
The word "örgütlerin" here means "of the organizations", showing possession.
Örgütlerin toplantıları düzenli olarak yapılır.
The meetings of the organizations are regularly held.
In this sentence, "örgütlerin" indicates possession or association of influence with some organizations.