The Regional Administrative Court of Lazio has upheld a 2020 ruling brought by Italian Communications Regulatory Authority AGCOM fining Viagogo for listing tickets above face value.
The businessman is regarded as one of the most influential figures in Latvian politics.
Protests continue just weeks before national elections in which he hopes to extend his 12-year term in office.
Supporters of activists arrested in Myanmar amid protests over the country's recent military coup turned up with flowers at their court appearance.
Khairi Saadallah was sentenced Monday to life in prison with no chance of parole for stabbing three male friends to death in an English park in June.