The birth of gunpowder was quite accidental. It was first invented inadvertently by alchemists while attempting to make an life-extending ELIXIR. It was a mixture of sulphur, saltpeter, and charcoal. At the end of the Tang Dynasty, gunpowder was being used in military affairs.
The immigration act 1924 (Hart-Cellar Act) was to enable the United States government to execute power to limit the number of immigrants or non-northern Europeans to enter into the U.S. This limitation aimed at limiting the number of Europeans and Asians entering the country. Later, in 1965the act was modified since it did not honor American Core principles which were; liberty, equality, unity, and diversity.
In removing the racial and national barriers the Immigrant act would alter the demographic mix in the United States.
It's was formed by a group of former anti-slavery Whigs who had found their party to be incapable of dealing with the issue of slavery
Latin American nations faced not being equal with increased urbanization. Most people were seperated and isolated. They were against changes and the city was divided. There was not very much money for most people and they barely got by. Therefore, everyone needs to be aware of the consequences of the people there nand be grateful for what we have.