[1] From 1974 to 1976, she was posted to the Mission of Canada to the European Community in Brussels.
From 1993 to 1996, she was ambassador to Poland and, from 1996 to 1999, to Russia, Armenia, Uzbekistan and Belarus.
[2] Leahy was Federal Coordinator for World Youth Day 2002.
After retiring, she was named Papal Transition Coordinator for Canada's Department of Foreign Affairs in 2013.
[5] She is adjunct professor at the School of Religious Studies at McGill University.