He was a passionate supporter of the Révolution nationale (National Revolution) of Vichy France, which he wanted to export to the colonies.

After the Allied invasion of Normandy, he was captured by French partisans in the summer of 1944, given a summary trial, and executed.

[4] Platon, who was still enraged at Britain over Dunkirk, visited Cameroon on 20–22 July 1940 and stirred up trouble between the sides that supported and opposed the British.

[6] The Colonial Secretary Henry Lémery was dismissed on 6 September 1940 during a cabinet reshuffle, and was succeeded by Platon.

Platon was recommended by Fleet Admiral François Darlan, and Marshal Philippe Pétain soon came to respect him.

A violent opponent of General Charles de Gaulle, he described the Free French as "a bunch of renegades made up of volunteers of the Universal Jewish Empire.

[9] In June 1941 Platon proposed a number of ways to eliminate obstacles to implementing the French anti-semitic laws in the colonies.

[12] In December 1941 Platon presented a ten-year plan in which he declared that France would continue her colonizing mission.

This would not weaken industry in metropolitan France, but would give colonial subjects greater buying power.

[19] Platon ordered the expulsion of some categories of Jews from the Clermont-Ferrand region, which started in late June 1942, to make housing available for government employees.

[20] In August and September 1942 Platon blamed the defeat of France by Germany on the absence of discipline, the love of pleasure and the destruction of the family.

To restore the grandeur of France he called for obedience and order, total loyalty to the leader, courage, patience, honesty and discipline.

[19] Platon believed that England was the enemy, and was furious at the scuttling of the French fleet in Toulon on 27 November 1942.

[2] He was arrested at his home by the Francs-Tireurs et Partisans on 22 July 1944, and after a summary trial was found guilty of giving intelligence to the enemy.