Florida: Polity Style: 1821-1845

22 Feb 1821	the territories, formerly possessed by the Spanish monarchy and known by the names of East Florida and West Florida. are ceded to the United States in accordance with a treaty signed by plenipotentiaries of the United States and of the King of Spain on 22 Feb 1819 in Washington, D.C, effective upon the exchange of the ratifications on 22 Feb 1821 (United States Treaties, 3:3-20, 49-53)
10 Jul 1821	East Florida is transferred to the United States in accordance with an instrument of transfer signed by commissioner on the part of the United States and the commissioner on the part of the King of Spain in at St. Augustine on 10 Jul 1821 (American State Papers, Public Lands, 5:287-288)
17 Jul 1821	West Florida is transferred to the United States in accordance with an instrument of transfer signed by commissioner on the part of the United States and the commissioner on the part of the King of Spain in at Pensacola on 17 Jul 1821 (American State Papers, Public Lands, 5:288)
17 Jul 1821	the jurisdiction of the United States over East Florida and West Florida is established in accordance with proclamation issued by the Governor of the Provinces of the Floridas on 17 Jul 1821 at Pensacola (Florida Session Laws, 1822, pp. xiv-xv)
30 Mar 1822	East Florida and West Florida constitute a territory of the United States under the name of the Territory of Florida in accordance with an act passed by the Congress of the United States (Senate on 8 Mar 1822, House of Representatives on 27 Mar 1822 with amendments, Senate conrurs in the amendments on 27 Mar 1822), signed into law on 30 Mar 1822 (Statutes at Large, 3:654-659) [1]
30 Mar 1822 - 3 Mar 1845	Territory of Florida
11 Jan 1839	the Constitution or Form of Government for the People of Florida is adopted and signed by the delegates at a session of the Convention held at St. Joseph on 11 Jan 1839, pending ratification by the people of Florida (Florida Constitutional Convention 1838-1839, pp. 117-118, Appendix, pp. 1-20)
31 Oct 1839	the Constitution or Form of Government for the People of Florida is ratified by the people of Florida at an election held on 6 May 1839, the results of which were certified by proclamation issued by the President of the Convention on 31 Oct 1839 (Florida Herald, No. 22, 31 Oct 1839, p. 2) [2][3]
3 Mar 1845	Florida is admitted to the United States in accordance with an act passed by the Congress of the United States (House of Representatives on 13 Feb 1845, Senate on 1 Mar 1845), signed into law on 3 Mar 1845 (Statutes at Large, 5:742-743) [4]

Full title: An Act for the establishment of a territorial government in Florida.
The proclamation was dated "thirty first day of October" and was printed in Florida Herald, No. 22, 31 Oct 1839. It was also reprinted in the same newspaper on 14 Nov 1839 and 21 Nov 1839. A copy of this proclamation appearing in Florida Senate Journal, 1845, p. 49, and Florida House Journal, 1845, p. 41, is misdated ("twenty first day of October").
The Constitution did not specify a date of commencement, but the election of the Governor and members of the General Assembly was made contingent upon the approval of the Constitution by Congress and the admission of Florida into the Union.
Full title: An Act for the admission of the States of Iowa and Florida into the Union.