Independence Day 2014

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Across
  1. 1. I first calculated the value of PI
  2. 4. I was responsible for uniting the princely states into one country
  3. 8. I chose 15th August as date of Independence for India
  4. 9. I am a game which was invented in India
Down
  1. 1. I threw a bomb when the Legislature was in session, and was arrested and hung
  2. 2. I am father of surgery
  3. 3. After India's Independence, Portugal amended it's constitution and declared me as a Portugese state. Indian troops invaded me in 1961 and annexed me to India
  4. 5. I am the first person to raise Indian flag in foreign soil
  5. 6. I am OFFICIAL language of India
  6. 7. I am one of the other three countries which got independence on same date as India