Political parties GroenLinks and the Socialists earned the most from their supporters last year, but this is down to compulsory contributions by politicians, according to the latest overview of political donations by the home affairs ministry. Both parties have added over €1 million to bank balances in 2024. GroenLinks MPs and councillors are required to donate 10% of their salary to the party while SP parliamentarians are required to hand over their entire salary and are given €3,276 per month…