Question Why were the Battles of Iwo Jima and Okinawa so challenging? What did the fighting there suggest for an invasion of the Japanese mainland?

Rubric

Early in the unit, post your main response to the question in each discussion topic, your responses will be graded on:

• Length: minimum of 200 words on the initial discussion: 
• Conventions (grammar/punctuation/spelling/and citation if needed):
• Content (relevant to the discussion question): 
• Later in the unit, post two separate Peer Responses (in each topic) consisting of thoughtful and detailed comments (minimum of 100 words): 

Question

Why were the Battles of Iwo Jima and Okinawa so challenging?   What did the fighting there suggest for an invasion of the Japanese mainland?