Belarus people against Alexander Lukashenko
Case against: Alexander Lukashenko
Belarusian authorities have detained President Alexander Lukashenko's main rival in August's election.
Viktor Babaryko, a 56-year-old former banker, was detained on suspicion of financial crimes amid increased harassment of opposition figures.
Thousands took to the streets in the capital Minsk to protest against recent arrests of government critics.
President Lukashenko, who has ruled the country since 1994, is seeking a sixth term in office, and alot say the ellection was falsified by him.
Mr Babaryko's 30-year-old son Eduard, who is running his election campaign, was also arrested on suspicion of tax evasion.