The sale of military weapons to other countries, including many that were once barred from making such purchases, has increased sharply since the attacks on Sept. 11, according to a study by a New York research group. As the United States is trying to secure new allies in its fight against terrorism, the study by the World Policy Institute – a research group based at the New School University – says that the nation has expanded the sales of weapons to countries that were once prohibited from receiving American-made goods because of their poor human rights records.Full Story