Vicente Fox's electoral victory, in 2000, was momentous. For the first time in 80 years, an opposition candidate for Mexico's presidency defeated the PRI. During his six-year tenure, Fox, a former Coca-Cola executive, advanced a free-trade platform, tackled immigration, and now he's following in the footsteps of many US presidents: he wrote a book, and he is building his own presidential library. What do you think of Vicente Fox's presidency? Are you in favor of, what he calls, a North American Union?