Final answer:
The Treaty of Versailles blamed Germany for World War I, made them pay reparations, and limited their military.
Step-by-step explanation:
The document that blamed Germany for World War I, made them pay reparations, and did not allow them to build up their military is the Treaty of Versailles. This treaty was signed in 1919 and was one of the peace treaties that ended World War I. It placed full blame for the war on Germany and its allies, imposed significant financial reparations on Germany, and imposed strict military restrictions on the country.