Milestones

Ten years ago: The United States began shipping a $65 million package of military aircraft and weapons to help Colombia’s war against drug lords.

Five years ago: China and Russia proclaimed an end to any lingering hostilities, pledging they would no longer target nuclear missiles or use force against each other.

One year ago: President Clinton visited Omagh, Northern Ireland, walking down the street where a car bomb had killed 29, and offered his condolences to the families of the victims.