The UK is "stuck in a pointless war on drugs", the Guardian reports.
"It's not working and it costs us heavily, in human terms – with people addicted, incarcerated and burgled – and in financial terms", the newspaper have said.
Read the Guardian's blog on the UK's war on drugs.
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The Duke and Duchess of Cambridge met young people who have battled mental health issues on Saturday.
Former Chancellor Lord Geoffrey Howe was Margaret Thatcher's longest-serving Cabinet minister, also taking on the role of Foreign Secretary.
Lord Geoffrey Howe is known by many for his resignation speech which was seen as the catalyst which destroyed Margaret Thatcher.