Osteons are arranged in parallel to the long axis of the bone. The Haversian canals surround blood vessels and nerve cells throughout the bone and communicate withosteocytes in lacunae (spaces within the dense bone matrix that contain the living bone cells) through canaliculi.
Any donation to a political party, campaign, or action committee is not tax deductible. 1  According to the Internal Revenue Service, âYou cannot deduct contributions made to a political candidate, a campaign committee, or a newsletter fund. 2  Limits On Contributions To Political Campaigns.
Answer: Then you can't contribute to political campaigns. Federal elections laws prohibit campaign contributions from non-U.S. citizens and foreign nationals living in the United States. However, those living in the United States legally - individuals carrying a green card, for example - may contribute to federal political campaigns.