What led to the Noida workers’ protest?

Workers in Noida protested for higher wages and improved working conditions, leading to widespread violence and a massive security response. Domestic workers in high-rise buildings also joined the protest. The Uttar Pradesh government responded with a 20-21% increase in minimum wages, effective from April 1, in an attempt to address the unrest. The situation has become a significant crisis for the Uttar Pradesh government ahead of the election.