Bickering mostly over land claims hope it helps.
I'm afraid I couldn't give you a complete answer, or the answer that you're looking for, for this question regarding the Native-born Americans in 1860's since there is no map provided with this question. Try re-posting this question with the map on it.
Please list the statements
Answer:
Marathon and Plataea
Explanation:
The Persian Wars saw the great Persian army face-off against the smaller and divided Greece in an attempt to invade and conquer them. The Greek city-states had to unite themselves and fight the Persians even though they were outnumbered.
Sparta, who were very strong militarily united with Athens who had an impressive fleet of naval ships, and together they defied all odds to win the battles at Marathon and Plataea.