Complex sentence: Radikal is illegal in Germany and to prevent its publication the German Bundesanwaltschaft ordered commercial ISPs in germany to block the homepage, they ended up blocking the entire XS4ALL website which at the time had about 6000 personal and commercial homepages.
Split into simpler sentences: Radikal is illegal in Germany, and to prevent its publication the German Bundesanwaltschaft ordered commercial ISPs in Germany to block the homepage. They ended up blocking the entire XS4ALL website, which at the time had about 6,000 personal and commercial homepages.