The U.S. in 1846 was not justified in going to war with Mexico, they didn't have justification to respond with violence.
Whats question your asking
Answer:
yup but review brainly's policy for posting educated questions, you could recive a warning and enough of those your account will be removed.
Explanation:
Answer: The Song Dynasty had a large reliance on the scholar gentry class, while the Tang had very little reliance on it. The Song Dynasty didn't expand much while the Tang expanded to practically modern borders. The Tang Dynasty and the Song Dynasty both lasted about 300 years
Explanation: i dont know if that is right