a..India never invaded any country in her last
10000 years of history.

b..India invented the Number System. Zero was
invented by Aryabhatta.

c..The World's first university was established in
Takshila in 700BC. more than 10,500 students from all
over the world studied more than 60 subjects. The
University of Nalanda built in the 4th century BC was
one of the greatest achievements of ancient India in
the field of education.

d..Sanskrit is the mother of all the European languages.
Sanskrit is the most suitable language for computer
software reported in Forbes magazine, July 1987.

e..Ayurveda is the earliest school of medicine known to
humans. Charaka, the father of medicine consolidated
Ayurveda 2500 years ago. Today Ayurveda is fast regaining
its rightful place in our civilization.

f..Although modern images of India often show poverty and
lack of development, India was the richest country on earth
until the time of British invasion in the early 17th
Century.

g..The art of Navigation was born in the river Sindh 6000
years ago. The very word Navigation is derived from the
Sanskrit word NAVGATIH. The word navy is also derived
from Sanskrit 'Nou'.

h..Bhaskaracharya calculated the time taken by the
earth to orbit the sun hundreds of years before the
astronomer Smart.; Time taken by earth to orbit the
sun: (5th century) 365.258756484 days.

i..The value of pi was first calculated by Budhayana, and
he explained the concept of what is known as the
Pythagorean Theorem. He discovered this in the 6th
century long before the European mathematicians

j..Algebra, trigonometry and calculus came from India;
Quadratic equations were by Sridharacharya in the 11th
century ; The largest numbers the Greeks and the Romans
used were 10 6(10 to the power of 6) whereas Hindus used
numbers as big as 1053(10 to the power of 53) with specific
names as early as 5000 BCE during the Vedic period. Even
today, the largest used number is Tera 1012(10 to the
power of 12).

k..According to the Gemological Institute of America, up
until 1896, India was the only source for diamonds to
the world.

l..USA based IEEE has proved what has been a century-old
suspicion in the world scientific community that the
pioneer of Wireless communication was Prof. Jagdeesh Bose
and not Marconi.

m..The earliest reservoir and dam for irrigation was
built in Saurashtra.

n..According to Saka King Rudradaman I of 150 CE a
beautiful lake called 'Sudarshana' was constructed on
the hills of Raivataka during Chandragupta Maurya's time.

o..Chess (Shataranja or AshtaPada) was invented in India.

p..Sushruta is the father of surgery. 2600 years ago he and
health scientists of his time conducted complicated
surgeries like cesareans, cataract, artificial limbs,
fractures, urinary stones and even plastic surgery and
brain surgery. Usage of anesthesia was well known in
ancient India. Over 125 surgical equipment were used.
Deep knowledge of anatomy, physiology, etiology,
embryology,digestion, metabolism, genetics and immunity
is also found in many texts.

q..When many cultures were only nomadic forest dwellers
over 5000 years ago, Indians established Harappan culture
in Sindhu Valley(Indus Valley Civilization)

r..The place value system, the decimal system was developed
in India in 100 BC.

(please note I do not take a personal responsibility for the authentication of the information above)