Why did Roman leaders believe farmers/landowners should join the army?

To meet its need for soldiers, Rome hired mercenaries, or foreign soldiers serving for pay, to defend its borders. Many were Germanic warriors who, according to some historians, felt little loyalty to Rome.

Explanation:

the image shown is not a reliable source. it is not a photograph taken of the event, and it is not a painting created by someone who witnessed the event. the image can be considered yellow journalism because it is sensational and exaggerated. the explosion did not likely cause bodies to fly in the air or create a large fireball, as shown here. the image was created to make the american public angry about the explosion, not to show what actually happened.

the painting is not reliable.

the painting is exaggerated.

the painting is inaccurate.

the painting was created to make the public angry, not to show what really happened.