An exclsuive in-depth interview with the Rishi Sunak. In this first instalment, the former prime minister tells stories from behind the scenes on the world stage explains why he thinks we must now cut welfare spending to fund defence.

Sunak reflects on how a sense of duty - inspired by his Hindu faith - helped drive his political career, and reflects on how and why he ultimately led the Conservative Party to the worst electoral defeat in its history.

Producers: Daniel Kraemer and Joel Massey