A subcontractor has a contract with the contractor for the services provided - an employee of the contractor cannot also be a subcontractor. Subcontractors undertake work that a contractor cannot do but for which the contractor is responsible.
Theodore Roosevelt became President in 1901 when President William  McKinley was assassinated that year. Roosevelt became the 26th  President of the United States.
With the assassination of President William McKinley, Theodore Roosevelt, not quite 43, became the 26th and youngest President in the Nation's history (1901-1909).ith the assassination of President William McKinley, Theodore Roosevelt, not quite 43, became the 26th and youngest President in the Nation's history (1901-1909).