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: Sin embargo, se trata de un importante criterio para la Unión Europea.

SOLUTION: Nonetheless, these are important criteria for the European Union.

PROBLEM: La ampliación de la agenda y una revisión profunda de los tratados acarrearía un riesgo de desestabilización.

SOLUTION: Expansion of the agenda and drastic revision of the treaties would bring with it a risk of de-stabilisation.

PROBLEM: No había oído antes nada de ese indicio, pero es una observación importante y no dejaré de investigarla cuando esté allí.

SOLUTION:
I have not heard that suggestion before, but it is an important point and I will certainly investigate it when I am there.