Nazanin Zaghari-Ratcliffe release result of 'a great deal of UK diplomacy', says PM

The speaker expresses joy for Nazaneen's release and acknowledges the efforts of many, including her husband Richard and the Omanis. The speaker reflects on the diplomatic efforts that led to her release and highlights the challenges posed by the regime in Tehran. The overall tone is one of gratitude and relief for Nazaneen's reunion with her family.

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