18thcentury 19thcentury agriculture agricultureandpolitics agricultureandstate breeding business canada cathedrals cci1icc centralamerica china coll13 commercialpolicy competition developingcountries economicaspects economicconditions economicintegration economicpolicy economics elsalvador emergencymassfeeding england england) famines foodconservation foodindustryandtrade foodsupply france freetrade general geopolitics governmentpolicy grain grocerytrade history historynorwichpriory(norwich italy mantua(province) northern norwich norwichpriory(norwich packing-houses politicalaspects prairieprovinces spain storage transportation unfair unitedstates