1989. >> much has changed in nearly the 30 years since pope john paul's visit. in this country, we deeply appreciate the involvement of the -- in the situation in northern ireland. elsewhere, the fall of totalitarian regimes has allowed greater freedom for hundreds of millions of people. the -- continues to have an important role in international issues in support of peace and development and in addressing common problems like poverty and climate change. your presence here today reminds us of our common christian heritage and of the christian contribution to the encouragement of world peace and