As the world looked on, he held up both the U.S. flag and the Mexican flag.

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The crowd included a woman draped in the Brazilian flag and a man and his daughter holding a large Mexican flag.

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They wore white t-shirts and held up flags, the U.S. flag, the Mexican flag, and the flag from the United Farm workers.

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Earlier, amid a cacophonic trumpet fanfare, outgoing President Felipe Calderon handed a sash with the colours of the Mexican flag to Mr Pena Nieto at the city's Congress building.

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Early on, it was mostly young Mexican-Americans, people born in the U.S., who carried the Mexican flag, and it was mostly immigrants, the people from Mexico, who carry the stars and stripes.

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He became hugely popular with the Latino population of the city and even wore a mouth guard with the colours of the Mexican flag on it during a USC game, causing controversy with some fans.

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This same status is indispensable for captains, pilots, masters, engineers, mechanics, and in general, for all personnel of the crew of any vessel or airship protected by the Mexican merchant flag or insignia.

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