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
Indo-Soviet Treaty of Friendship and Cooperation or public, with one or more States, which is incompatible with this Treaty. Each High Contracting Party further declares that no obligation be entered into, between itself and any other State or States, which might cause military damage to the other Party. This Treaty is concluded for the duration of twenty years and will be automatically extended for each successive period of five years unless either High Contracting Party declares its desire to terminate it by giving notice to the other High Contracting Party twelve months prior to the expiration of the Treaty. The Treaty will be subject to ratification