On 27 November 1969, the Dutch daily newspaper Nieuwe Rotterdamse Courant analyses the differences between the 1970 plan for reforming the common agricultural policy (CAP) and the 1958 plan, both devised by Sicco Mansholt.

On 4 July 1969, Louis George Rabot, Director-General of Agriculture at the Commission of the European Communities (CEC) submits a note to Sicco Mansholt, Vice-President of the CEC, in which he speculates on the consequences of certain commercial agreements concluded by the Member States with state-trading countries.

In 1969, the Netherlands Ministry of Agriculture drafts a note which analyses in detail all the provisions included in the Mansholt Plan for the reform of the common agricultural policy (CAP).

On 29 March 1971, Rinse Zijlstra, Chairman of the Dutch Union of Protestant Agricultural Workers and Market Gardeners, expresses concern at the outbreaks of violence that occurred during the agricultural demonstration in Brussels and highlights the efforts made by the European authorities to establish a common agricultural policy.

On 30 March 1953, after the European Conference on the Organisation of Agricultural Markets held in Paris, Jacob Jan van der Lee, Head of the International Organisations Department in the Netherlands Ministry of Agriculture, emphasises the importance of agricultural integration in Europe.