Explanation:
the leaves are green because of the green colouring mater known as chrolophyll
The machine guns were introduced in the 1800s so when the investors tested out the machine guns and it got hot they cooled it off with some sort of water filled jacket or else the gun would be shattered hoped it helped
states
People created a WEAK central government back then so that the states could have the majority of the power because they didn't want another ruler ruling over them. The articles of Confederation were made to be a loose aliance between the states, most people felt loyal to their states, and not the country as a whole. The Articles of Confederation did not work out, the Shay's Rebellion made the congress realise that. So, they created the constitutional Convention to amend the constitution, but the delagates ended up creating a whole new Constitution instead, which is the U.S Constitution.
Hope this helped!!!!!
I was 1963 or 1964. This is because World War just finished about a decade ago and starting to form a peaceful country.