TASK DEFINITION: In this task, you are given a sentence in Spanish and your task is to translate it into English. In translation, keep the numbers and capitalization (capitalize only the first word of each sentence and name).
PROBLEM: Integrar el partido de Jörg Haider en una coalición gubernamental trivializaría a la extrema derecha de Europa, y constituye un precedente extremadamente grave que podría generar efectos similares en otros miembros de la Unión o en los países candidatos.

SOLUTION: Including Jörg Haider' s party in a coalition government makes the presence of the extreme right an everyday fact of life in Europe, and sets an extremely dangerous precedent which may generate a serious aftermath in other Union Member States or in candidate countries.

PROBLEM: A instancias de la Comisión, se añadió formalmente la faja costera de Stegrennan en la zona de protección especial del estuario del Boyne, de la cual había sido excluida anteriormente.

SOLUTION: At the Commission's suggestion, the mudflats at Stegrennan were formally included in the Boyne Estuary special protection area, from which they had previously been excluded.

PROBLEM: Creo que es una buena propuesta.

SOLUTION:
I think this proposal is a good one.