French telecommunications service provider Iliad S.A. has agreed to buy the Polish telecommunications company Play Communications S.A. for $2.6 billion as it expands across Europe. The deal will make Iliad the sixth largest mobile operator in Europe. In an announcement on Monday, the companies revealed that Iliad had offered $10.35 per share for Play and received binding commitments from two controlling shareholders for a 40% stake, which would give it the majority of seats on Play’s board of directors. Iliad also hopes that the deal will allow the company to enter the growing Polish telecommunications market and boost Play’s growth in the mobile sector. With the addition of Play, Iliad will have 41 million subscribers in France, Poland and Italy. However, the transaction still needs to be approved by the relevant regulatory authorities, and a notification of the proposed acquisition has to be submitted to the European Commission.…