How has the EU's Common Agricultural Policy (CAP) cause Disputes between the EU and other Nations? What can it say about Developing Nations impact from WTO and Trading Blocs?

-Sometimes, Trading Blocs limit the Development of Nations that aren't Members and can not trade on Equal Terms -The CAP used Measures like Subsidies, and Import Restrictions on goods outside the EU to allow a Minimum Price for Agriculture Products -When the Stock had built up, the Government would sell them at Low Prices outside the EU. This harmed Farmers outside the EU who couldn't compete with such Prices -The EU has reformed the CAP, and Prices have moved closer to the Market Price, but policies Remain