Answer:
Austin's primary intention was to create a trading venture on the coast of Texas to allow the United States to trade with New Spain. On December 23, 1820, Austin arrived in San Antonio to begin negotiations with the Spanish government to establish a trading post.
If it’s in reference to the America’s then they were trying to evade Portuguese traders
The Basel Convention is the treaty associated with upholding environmental justice by preventing the transport of hazardous wastes from developed countries to underdeveloped countries. The Convention was adopted on 22nd march 1989 and came into force on 5th may 1992. The Convention imposes certain obligations on member countries in order to ensure environmental justice to under developed and developing countries.
Songs like that encouraged the people to join the army and fight for liberty and to take pride in their nation and be patriotic and similar things. This kind of music was very popular during that time, especially since the government supported it since the government needed people to fight in world war 1 and encouraged it heavily.