Editing 1987 (section)

=== April ===
* [[April 5]] – [[Schoharie Creek Bridge collapse|Schoharie Creek Bridge Collapse]]: I-90 bridge collapse near [[Fort Hunter, New York|Fort Hunter]] leaves 10 people dead. Investigators conclude that the bridge's piers had been weakened by structural flaws and significant [[Bridge scour|scour]]. The accident leads to stricter safety standards in bridge design and inspection. The body of the 10th victim will ultimately be recovered from the [[Mohawk River]] more than two years later.<ref>{{Cite news |last=Uhlig |first=Mark A. |date=May 28, 1987 |title=A Warning was Ignored when Bridge that Collapsed was Built |url=https://www.nytimes.com/1987/05/28/nyregion/a-warning-was-ignored-when-bridge-that-failed-was-built.html |work=New York Times}}</ref>
* [[April 13]] – The governments of the [[Portuguese Republic]] and the People's Republic of China sign an [[Joint Declaration on the Question of Macau|agreement]] in which [[Macau]] will be returned to China in [[1999]].
* [[April 19]] – ''[[The Simpsons]]'' cartoon first appears as a series of [[The Simpsons shorts|shorts]] on ''[[The Tracey Ullman Show]]''.
* [[April 21]] – In [[Colombo]], [[Sri Lanka]], the [[Central Bus Station Bombing]] kills 113 civilians.
* [[April 27]] – The [[United States Department of Justice]] declares incumbent Austrian president [[Kurt Waldheim]] an "undesirable alien".
* [[April 30]] – Canadian Prime Minister [[Brian Mulroney]] and the Provincial Premiers agree on principle to the [[Meech Lake Accord]] which would bring [[Quebec]] into the constitution.