I'm assuming you're asking for synonyms for arguments. Here are as man as I can think of: disagreement, fight, feud, clash, and dispute.
Land was needed to gain power so the need for bigger, stronger ships was needed so that they could be sailed through the rough oceans without being sank to reach land
The early Roman empire saw Christianity as a sort of cult that was potentially dangerous. Christians practice the idea of only one God and therefore did not participate in certain pagan practices such as the Caesar worship which the Romans viewed as disloyalty to their rulers thus the persecutions against Christians began. At the end of the first century Christianity severed all ties with Judaism and established itself as an independent religion.
Answer: The answer is e. Hernan Cortez or Cortez