Thirty years ago this month, from September 13 through September 25, 1989, Chicago Mayor Richard M. Daley visited the United Kingdom and to the Republic of Ireland.

Chicago Mayor Richard M. Daley chats with a security guard outside the building of the Lord Mayor of London, September 1989

Chicago Mayor Richard M. Daley chats with a security guard outside the building of the Lord Mayor of London, September 1989. RMD_07_006_0018_009_031

The main purpose of this visit, the first of what was to be many international trips during his 22-year tenure as mayor, was to promote Chicago business.

Chicago Mayor Richard M. Daley speaks with diners at Windy City Bar and Grill, a Chicago-themed restaurant in London, United Kingdom, September 1989

Chicago Mayor Richard M. Daley speaks with diners at Windy City Bar and Grill, a Chicago-themed restaurant in London, United Kingdom, September 1989. RMD_07_006_0018_011_002A

Another reason for this trip was personal. Mayor Daley visited the homeland of his ancestors in Ireland.

Chicago Mayor Richard M. Daley greets well-wishers during his visit to Cork County, Ireland, September 1989

Chicago Mayor Richard M. Daley greets well-wishers during his visit to Cork County, Ireland, September 1989. RMD_07_006_0018_001_012A