The aim of this essay is to examine the advantages and disadvantages to using them as a historical source. The 1641 depositions taken from October 1641 up until August 1653 span 31 volumes containing almost 4000 depositions . The earlier depositions were eyewitness accounts taken from Protestant settlers in Ireland who had been targeted by rebels during the uprising in October of 1641. An insurgency planned for the 22nd of October 1641 to take over key strategic locations around Ireland including