June 8, 1848
Governor Dewey delivered his first message to a joint convention of the two houses; United States senators were elected the same day.
Nation and worldGrade A · 1 independent source
The evidence
“On the 8th of June, 1848, Governor Dewey delivered his first message to a joint convention of the two houses. It was clear, concise, and definite upon such subjects as, in his opinion demanded immediate attention.”
1879-history-of-rock-county/01-wisconsin-antiquities-indians-territory.md, PDF p. 50
Butterfield, C. W., et al. The History of Rock County, Wisconsin: its early settlement, growth, development, resources, etc. Chicago: Western Historical Company, 1879. Cornell University Library via the Internet Archive, archive.org/details/cu31924028871585.
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On the printed page (PDF p. 50) · open the whole page