Yerevan State University (YSU) is a public university in Yerevan, Armenia. Founded on May 16, 1919, it is the largest university in the country with 110 departments. Of its 3,150 employees, 1,190 comprise the teaching staff which includes 25 academicians, 130 professors, 700 docents (associate professors), and 360 assistant lecturers. The university has 400 researchers, 1,350 post-graduate students, and 8,500 undergraduates, including 300 students from abroad. Instruction is in Armenian, but instruction in Russian and English for foreign students is arranged according to need. The academic year is from September 1 through June 30.