| Capitale | nom: Washington, DC coordonnées géographiques: 38 53 N, 77 02 W différence de temps: UTC-5 (during Standard Time) daylight saving time: +1hr, begins second Sunday in March; ends first Sunday in November note: the 50 United States cover six time zones |
| Fête de l'Indépendance | 4 Juillet 1776 (declared independence from Great Britain); 3 Septembre 1783 (recognized by Great Britain) |
| Fête nationale | Jour De l'Indépendance, 4 Juillet (1776) |
| Constitution | history: previous 1781 (Articles of Confederation and Perpetual Union); latest drafted Juillet - Septembre 1787, submitted to the Congress of the Confederation 20 Septembre 1787, submitted for states' ratification 28 Septembre 1787, ratification completed by nine of the 13 states 21 Juin 1788, effective 4 Mars 1789 amendments: proposed as a "joint resolution" by Congress, which requires a two-thirds majority vote in both the House of Representatives and the Senate or by a constitutional convention called for by at least two thirds of the state legislatures; passage requires ratification by three fourths of the state legislatures or passage in state-held constitutional conventions as specified by Congress; the US president has no role in the constitutional amendment process; amended many times, last in 1992 (2018) |
| Suffrage - Age minimum de l'électeur | 18 ans; universal |
| Pouvoir exécutif | chef d'état (Président): Président Donald J. TRUMP (depuis 20 January 2017); Vice Président Michael R. PENCE (depuis 20 January 2017); note - the president is both chef d'état (Président) and chef de gouvernement (1er ministre) chef de gouvernement (1er ministre): Président Donald J. TRUMP (depuis 20 January 2017); Vice Président Michael R. PENCE (depuis 20 January 2017) cabinet: Cabinet appointed by the president, approved by the Senate elections/appointments: president and vice president indirectly elected on the same ballot by the Electoral College of 'electors' chosen from each state; president and vice president serve a 4-year term (eligible for a second term); election last held on 8 November 2016 (next to be held on 3 November 2020) election results: Donald J. TRUMP elected president; electoral vote - Donald J. TRUMP (Republican Party) 304, Hillary D. CLINTON (Democratic Party) 227, other 7; percent of direct popular vote - Hillary D. CLINTON 48.2%, Donald J. TRUMP 46.1%, other 5.7% |
Source: CIA World Factbook - Version du décembre 31, 2019
