Methuen Treaty the Portuguese to cover their deficit for a time with a colonial gold flow, but the benefits of specialization and trade over the longer term were illusive." The Kingdom of Ireland imported Portuguese wine at the low Methuen tariffs, but was banned under the Navigation Acts from exporting. In 1779, Ireland was granted "free trade", but Portugal imposed higher tariffs on Irish textile imports than on English ones, arguing it was outside the terms of the Methuen treaty. This was a tactic in Portugal's broader attempt to make Britain renegotiate the Methuen treaty. As the dispute dragged on, Ireland imposed
Strangford Treaty throughout the country. As a result, low cost imported goods manufactured by machine industry began to swamp the market that had previously been dominated by the local handicrafts industry. Exports of tobacco and sugar from Brazil were prohibited, which protected British producers in the West Indies. The treaty was written so as to expire in 1825 unless renewed. It remained in effect until 1844. Strangford Treaty The Strangford Treaty was an 1810 treaty between the Portuguese colony of Brazil and the United Kingdom of Great Britain and Ireland. It provided major concessions to the British in the form of tariff