The shortest term in office was William Henry Harrison, who served for only a month. Only he and James Garfield served as President for less than a year. Andrew Johnson was the vice president who served the longest time as President without specifically being elected to the office.Lincoln was assassinated a mere month into his second term, so Johnson got to serve almost all of Lincoln's four-year mandate.he shortest term in office was William Henry Harrison, who served for only a month. Only he and James Garfield served as President for less than a year. Andrew Johnson was the vice president who served the longest time as President without specifically being elected to the office.
The Holy Crusades were a series of wars fought by Christians to control the Holy Land, the Holy Land was Jerusalem and other places where Jesus lived and taught.   Answeâ¦r   The Crusades resulted as a reaction of Muslim aggression against the Eastern Roman Empire (Byzantines).
Effects of the Crusades on Commerce. One of the most important effects of the crusades was on commerce. They created a constant demand for the transportation of men and supplies, encouraged ship-building, and extended the market for eastern wares in Europe.