which is the oldest university established in the world?
Nalanda University in Varanasi India. It supposed to be older than 2000 years. Although it was not maintained initially . It came to rise very late in last 1000 years or sometime. People from all over the world had come to study different subjects there.
I don't know. I guess there is no way for us to know which country signed first because they agreed upon it simultaneously. Unless you want to know by fact, who was the first representative to jot down a signature! Haha, I really don't know. But all I know is that, only Somalia and the United States have not ratified the CRC. Somalia is currently unable to proceed to ratification as it has no recognized government.