William Aloysious Costello - People - Department History
William Aloysious Costello (1904–1969)
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Notice posted on January 12, 2024.
Last
updated March 14, 2024.
Non-career appointee
State of Residence: Minnesota
State of Residence: Minnesota
- Ambassador Extraordinary and Plenipotentiary (Trinidad and Tobago)
Appointed: September 13, 1967
Presentation of Credentials: October 26, 1967
Termination of Mission: Left post on March 17, 1969