Hungary takes over the presidency of the European Union.
Members of the European Parliament vote to activate the European Union's disciplinary process against Hungary, citing alleged discrepancies administering the rule of law in the country under Prime Minister Viktor Orbán.
Poles march against a bill that critics say might decrease judicial independence in Poland. Hungary has supported the bill while the European Union has opposed it. The protesters hope that the President Andrzej Duda would intervene against the proposed law.
Voters in Hungary go to the polls for a referendum on whether to accept mandatory European Union quotas on relocating migrants. While an overwhelming majority of voters reject the EU's migrant quotas, turnout was too low to make the poll valid.
The government of Hungary announces it will hold a referendum regarding future European Union quotas for resettling refugees. The vote is expected to be held either in September or October of this year where a turnout of over 50 percent will render it to be valid.
Hungarian Prime Minister Viktor Orbán meets with Russian President Vladimir Putin in Moscow. Orbán used the meeting to call for Russia's relations with the EU to "return to normal", saying "We all are interested in normalizing relationship between Russia and Europe" while Putin described Hungary as an "old and faithful partner".