France and Great Britain declared war on Germany on 3rd September 1939, after Germany invaded Poland. France shortly before the aggression promised Poland that it would do so, (to help avoid the aggression) and Britain did this too, but the declaration was only on paper, and the two countries did not engage in fighting immediately and Poland was defeated.
The Court of Private Land Claims in the United States was
created in order to guarantee and decide the land claims from the Treaty of
Hidalgo, territories of New Mexico, Utah, Arizona, and even in Nevada, Wyoming,
and Colorado. It was effective until 1904.
No Jhon Dalton did not discover the conservation of matter
Treatment, prevention, and testing
Amendments are part of the constitution of the United States, and are rights of the Citizens inside the United States.
There are 27 amendments currently, and an example of one is the 1st amendment: The right of free speech.