Contractors, Article 4. Classifications. 7058. (a) A specialty contractor is a contractor whose operations as such are the performance of construction work requiring special skill and whose principal contracting business involves the use of specialized building trades or crafts.
The United States declared war on Germany for many reasons. One of them was the sinking on neutral ships and the lusitania which killed about 148 Americans. This was not the immediate cause, another is propaganda which persuaded public opinion.
  Answer   Germany didn't declare war on the US in world war 1. It was the US that declared war on Germany on April 6th 1917 as a result of the unrestricted submarin â¦ e war introduced by Germany in January that year.