Tunisia
1 June 1959; amended 12 July 1988
Turkey
7 November 1982
Turkmenistan
adopted 18 May 1992
Turks and Caicos Islands introduced 30 August 1976; suspended in 1986; restored and revised 5 March 1988
Tuvalu
1 October 1978
Uganda
8 October 1995; adopted by the interim, 284-member
Constituent Assembly, charged with debating the draft constitution
that had been proposed in May 1993; the Constituent Assembly was
dissolved upon the promulgation of the constitution in October 1995
Ukraine
adopted 28 June 1996
United Arab Emirates
2 December 1971 (made permanent in 1996)
United Kingdom
unwritten; partly statutes, partly common law and
practice
United States
17 September 1787, effective 4 March 1789