Over 340 students from 40 different countries attend the School.
About 400,000 young people from 200 countries attended during the week, and more than 1,000,000 came for the weekend.
Since 1947 about 23,000 people from more than 150 countries have attended its meetings.
Around 1 400 delegates from 45 countries attended the event.
Currently there are 85 students from 11 different countries attending Kennedy.
About a thousand students from 65 countries attend the institute throughout the academic year.
It has been held every two years since that date, with representatives of more than 50 countries attending.
Around 2300 parcicpants from more than 50 countries attended the congress.
Other countries attended in order to mollify various peace groups.
The two countries attended several of the group's meetings but have repeatedly failed to agree.
