What is the purpose of checks and balances in the federal government? a. it allows the government to check for errors when creating laws. b. it keeps one branch of government from becoming too powerful. c. it allows the number of representatives to be equal from each state. d. it allows our government to copy other governments' policies and procedures.

The answer to your question is B: It keeps one branch of government from becoming too powerful.

The system of checks and balances is used to keep the government from getting too powerful in one branch. For example, the Executive Branch can veto bills from the Legislative Branch, but the Legislative Branch can override the veto.

So basically B is the answer

Archduke Francis Ferdinand is assassinated.
July 28, 1914
Austria-Hungary declares war on Serbia, beginning World War I.
August 2-7, 1914
Germany invades Luxembourg and Belgium. France invades Alsace. British forces arrive in France. Nations allied against Germany were eventually to include Great Britain, Russia, Italy, Australia, New Zealand, South Africa, Rhodesia, Romania, Greece, France, Belgium, United States, Canada, Serbia, India, Portugal, Montenegro, and Poland.
August 10, 1914
Austria-Hungary invades Russia.
September 9, 1914
Allied forces halt German advance into France during First Battle of the Marne.
February 18, 1915
Germany begins naval blockade of Great Britain.
April 25, 1915
Allied forces land on the Gallipoli Peninsula of the Ottoman Empire.