The dispute over Cyprus, human rights concerns and political opposition mean that candidate country Turkey isn't likely to join the EU any time soon.
We checked the panel's claims on the EU budget, immigration and how laws are made.
We factchecked the panel's claims on the cost and benefits of the EU, non-British workers in the UK, free movement and reoffending.
A new analysis by statisticians tries to explain the gap between our immigration estimates and NI numbers issued to EU nationals.
Factchecking the government's EU referendum leaflet on keeping criminals and terrorists out of the UK.
Factchecking the government's EU referendum leaflet on benefits for EU migrants.
Factchecking the government's EU referendum leaflet on controlling the UK's borders.
We've factchecked the Question Time panel's claims about EU trade, immigration, benefits for EU immigrants and our EU membership fee.
We've factchecked claims from Prime Minister's Questions on academies, school spending, EU immigration and housing in London.
Sign up to our newsletter
Can you chip in to help us do more?Even £5 will go a long way to help us stop the spread of bad information.