The government in Moldova has in recent years taken several steps to fight corruption, including law enforcement and institutional setups. The prosecution of officials who are involved in corruption has also increased in recent years. However, businesses consider corruption a serious problem for doing business, and the business environment continues to be one of the most challenging in the region. A large anti-corruption protest was held in Chisinau in September 2015 following a $1 billion (£655 million) bank fraud.