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.
Theodore Roosevelt-Mini Biography (TV-PG; 3:57) Theodore Teddy Roosevelt was governor of New York before becoming U.S. vice president. At age 42, Teddy Roosevelt became the youngest man to assume the U.S. presidency after President William McKinley was assassinated in 1901.