 Paulen kept a diary regarding Operation Market Garden and its aftermath that was released to the public in 1989, four years after his 1985 death, including meeting with United States Army officials during that time and would eventually be made a Colonel in the US Army.On 7 January 1946, by general order number 8, Paulen was awarded the US Medal of Freedom with bronze palm.On 12 September 1947, by Royal Decree, Paulen was knighted by Queen Wilhelmina of the Netherlands, receiving the fourth class (Knight) of the Military William Order.