Polish farmers’ Solidarity trade union announced a nationwide strike on Feb. 1 that will start with the blockading of all Polish border crossings with Ukraine. Polish farmers began widespread protests across the country on Jan. 24 on the heels of a several-month-long series of demonstrations and border blockades by Polish truckers, who said that the liberalization of permits for Ukrainian truckers had hurt their domestic businesses. Farmers in France, Belgium, Portugal, Greece, and Germany have also been protesting what they claim are the negative impacts on farming of the EU’s efforts to addr…