First, the common traits. Mexico and El Salvador are both Latin American nations, with common history including being home to the ancient Mayan civilization, being conquered by Spanish conquistadors during the 16th to 18th centuries, and being grouped together on the same territory - Viceroyalty of the New Spain - until their independence from Spain on September of 1821. Right after the for independence, most of Central America, including El Salvador, split off from Mexico in 1821. Both countries are dominated by a Spanish-speaking, Roman Catholic population. Their ethnic make up is also very alike, with a majority of mestizos (Mexico: 80% El Salvador: 86%).
Now, on the differences. Both countries are presidential representative republics, but Mexico is a federal republic with 31 independent states and one federal district while El Salvador is conformed by 14 departments (or provinces). Finally, Mexico is more developed than El Salvador, being ranked as the 11th largest economy in the world, while El Salvador lies on the 98th position.
Finally, some statistics:
Mexico, it has more victories over El Salvador but El Salvador is a good team but the better team (Mexico) wins
it's never happened. el salvador has never won at azteca stadium
El Salvador last beat Mexico on April 4, 2007 by a goal difference of 2-1 in El Salvador.
El Salvador, Honduras, Mexico, Belize
No it is not
No he was from El Salvador
9:30 ET. (8:30 Mexico City).
El Salvador was part of Mexico during Mexico's independence war.
No, Sansalvador is the capital of El Salvador in Central America.
Yes. Both Mexico and El Salvador have shores on the Pacific Ocean. Mexico has also coasts on the Gulf of Mexico and the Caribbean Sea, so in order to reach El Salvador, any small-size boat has to pass through the Panama Canal.
In order of Largest - Smallest: Mexico,Nicaragua,Belize
Mexico