Verb conjugation of "envejecer" in Spanish

The current situation in Libya is really difficult. I tried to get in contact with acquaintances, but all the phones were not working. I'm really concerned about their well-being. I'll try again later.
My name is Wolfgang, and I am interested to build my Spanish vocabulary. Maybe we can practice together. How long have you learned Spanish? I have been learning for a few years with books.
When I flew to Korea, I was very nervous because this was the first time I had visited a country outside the European Union. Asia is far away for us and is culturally very different.