Belarusian President Alexander Lukashenko on Tuesday signed into law prison sentences for people taking part in protests or insulting state officials, part of an unprecedented crackdown by the veteran leader since a disputed election last year. In a series of amendments to the criminal code, Lukashenko also for the first time introduced a four-year prison sentence for people found guilty of spreading false information that discredits the state. The Russian-backed president also introduced tougher penalties for resisting the police and using protest symbols. Under the new law, anyone who has been detained at least twice for taking part in a protest, or insulted a government official, faces up to three years in prison, whereas previously they were subjected to detentions or fines. “This naturally worsens the situation in the field of civil and political rights,” said Valentin Stefanovich of the Viasna-96 human rights group. “These laws are in fact no …