Brokers are the people who invest in worlds largest financial market which is know as the Foreign Exchange or Forex Market.
Brokers deal in buying and selling of different products like currencies, commodities, stocks, etc. They predict the trends for specific currency or commodity and then decides whether to buy it or sell it on the basis of their analysis.
To be fully aware of the trends of the specific product, they analyze the factors or news or financial decisions of the economies that can affect the buying or selling pattern of that product. That is why they have to look at the world's news and financial data of the big giant economies like US, Europe, UK, Japan, etc.
Rusting is an oxidation reaction. The iron reacts with water and oxygen to form hydrated iron(III) oxide, which we see as rust. Iron and steel rust when they come into contact with water and oxygen – both are needed for rusting to occur.
The shift from hunting and gathering to farming and domestication of animals represents an alteration in humanity that cannot be reversed. The Neolithic revolution introduced the idea of permanent settlement and class stratification and the population increased as a result of the food obtainment changes.
Because they wanted to protect people's liberties. also because they wanted to ensure the rights of the people and that they were protected from the government.