On polling day it is difficult to obtain a taxi or bus, due to the limitations placed upon travel and transport.
The 130 members in the Chamber of Deputies (Cámara de Diputados) are elected using a seat linkage based mixed compensatory system using two votes: 63 deputies are elected by first-preference plurality to represent single-member electoral districts, 60 are elected by closed list party-list proportional representation from party lists on a departmental basis (in districts of varying sizes corresponding to Bolivia's nine departments with a threshold of 3%).
[1] The Chamber of Senators (Cámara de Senadores) has 36 members, four from each the country's nine departments, which are also elected using closed party-lists, using the D'Hondt method.
Democracy was interrupted in 1964 by René Barrientos Ortuño, who proceeded to hold and win an election in 1966 and to convoke the Constituent Assembly of 1966-67 to rewrite the Constitution of Bolivia.
[4] Following Barrientos' death in 1969, democracy was further interrupted by military rule until 1979, including the eight-year dictatorship of Hugo Bánzer Suarez.
In a chaotic period of transition marked by numerous coups d'état, three elections were held in 1978, 1979, 1980.
Lydia Gueiler, an elected member of the National Congress assumed power constitutionally from November 1979 to mid-1980.
On 18 October 2020, Bolivian voters elected Luis Arce, leader of Evo Morales' MAS-IPSP, as Bolivia's president with 55% of the vote in the first round.
Arce's main opponents, Carlos Mesa and Luis Fernando Camacho, received 29% and 14% of the vote, respectively.
On September 20, 2015, five western and central departments—Cochabamba, Chuquisaca, La Paz, Oruro, and Potosí—voted on whether to approve "organic charters" (constitutions of autonomous governance), as did three municipalities and two indigenous territories.
In July 2011, the Supreme Electoral Tribunal formally convoked the elections for mayor in three cities: Sucre, Quillacollo, and Pazña for December 18, 2011.