Complex sentence: In 2008 a second civilian protest was made after independent NGOs exhorted the public, again, at least one million people attended over Mexico City and other major cities all across Mexico; on this second march candles were lit and the national anthem was played.
Split into simpler sentences: In 2008 a second civilian protest was made after independent NGOs exhorted the public, again, at least one million people attended over Mexico City and other major cities all across Mexico. On this second march candles were lit and the national anthem was played.