In the video, in which he appears to be speaking under duress, the 21-year-old appealed to the US and Israeli governments to secure his release.

He appeared to be speaking under duress as he criticised the Israeli government.

His family and lawyers have always insisted that the evidence against him is almost entirely based on a confession given under severe duress.

There are other remarkable innovations that Palestinians in Gaza have made under immense duress, with the threat of injury or death always looming.

From the opening moments of Episode 4, the characters telegraphed duress through some phone calls.