Well as I'm sure you know we live in a society greatly impacted by technology and because so everything important usually ends up on the internet, the dissemination of news helps activists and the regular joe, educate themselves. But as in a political revolution starting I suppose dissemination would make them more educated in the debate, and allow them to spread there message.
Answer:
San Martin did just that, securing Argentinian independence and liberating Chile and Peru from Spanish rule in part through a daring march across the Andes. Though he met with Simon Bolivar, liberator of several northern South American countries, they were unable to agree to greater cooperation.
The U.S did not want the Europeans to interfere/colonize our land
It is the president who represents the nation and creates policies. The article deals with the formation of the executive branch.