What did the Vikings do that made people consider them as a large threat

In 3-6 sentences describe the strategy between generals' grant and lee's armies at wilderness and spotslvania . why are they significant? i will mark brainliest! answer only if u truly know the correct answer

What was the significance other than the obvious harm to us forces of the terror attack on the uss cole in 2000

What type of sentence has at least one independent and one dependent clause