Every year, around 30,000 people are detained under immigration control for administrative convenience while a decision on permission to enter the country is made, or prior to their removal or deportation.
However, in reality, a huge majority of those detained are ultimately released back into the UK community, their detention having served no purpose. The system is expensive, inefficient and ultimately damaging.
The UK is unique in Europe in not having a time limit on detention. Indefinite detention causes anxiety, stress and can exacerbate existing mental health issues. Find out more here.