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).

Señor Presidente, la mayor parte de las fronteras, que durante siglos han dividido Europa, se trazaron de manera artificial, separando espacios geográficos únicos y creando fuertes disparidades en términos de desarrollo equilibrado y de cohesión.
Mr President, the majority of the borders, which have divided Europe for centuries, were artificially created, separating single geographic spaces and creating serious disparities in terms of balanced development and cohesion.

En primer lugar, como ha resaltado mi colega el Sr. Bowis, es retroactiva y errónea de principio.
First of all, as my colleague Mr Bowis has pointed out, it is retrospective and that is wrong in principle.

Mi pregunta es: ¿cuándo se va a concretar esto?

I would merely ask when this is likely to take effect.