He said that was of "great concern" because the United States considers Hamas a terrorist organization.

VOA: special.2010.06.05

Some Middle East analysts say it is no secret that the Gaza blockade has not significantly weakened Hamas, which Israel and the United States say is an Iranian-backed terrorist organization.

VOA: standard.2010.06.10

On the other hand, President Abbas of the Palestinian Authority, who I think genuinely wants peace, has to deal with Hamas, an organization that has not recognized Israel and has not disavowed violence.

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Both Israel and the United States consider Hamas a terrorist organization and have voiced strong opposition to the inclusion of the group in any unity government, demanding that it first renounce violence, recognize the state of Israel and abide by all previous agreements.

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The United States, Israel, and the European Union list Hamas as a terrorist organization.

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