It turns out that Angela Merkel, who has occupied the position of Chancellor of Germany since November 21, 2005, has visited Armenia at least twice during her college years. This is not mentioned in her official bio. But there are people, who have met Merkel in Yerevan in 1973-74 and even spent a whole day with her. In her bio she mentions that in 1973 she was enrolled in the physics department of Leipzig University.
There is a debate going on about the potential skyrocketing of prices for certain types of products in Armenia after joining the Customs Union.