Being conquered by Julius Caesar??
??
What did the Britons and Gauls have in common?
3 answers
http://history-world.org/celts.htm
Since this is not my area of expertise, I searched Google under the key words "Britons Gauls common" to get these possible sources:
http://books.google.com/books?id=P6I2AAAAMAAJ&pg=PA140&lpg=PA140&dq=britons+gauls+common&source=web&ots=YcjNUJG1vO&sig=TiLOMS7ncgSeapKSOWegHRg9F_k
http://www.fromoldbooks.org/OldEngland/pages/0050-Gaulish-Huts/
http://www.leyline.org/cra/1999lunasa/romans_and_gauls2.html
http://en.wikipedia.org/wiki/Celt
http://books.google.com/books?id=htI0AAAAMAAJ&pg=PA55&lpg=PA55&dq=britons+gauls+common&source=web&ots=i_sSCQ2eB2&sig=REewXbvDTWyjbgQr0oQY8KEqlfc#PPA66,M1
In the future, you can find the information you desire more quickly, if you use appropriate key words to do your own search.
I hope this helps. Thanks for asking.
http://books.google.com/books?id=P6I2AAAAMAAJ&pg=PA140&lpg=PA140&dq=britons+gauls+common&source=web&ots=YcjNUJG1vO&sig=TiLOMS7ncgSeapKSOWegHRg9F_k
http://www.fromoldbooks.org/OldEngland/pages/0050-Gaulish-Huts/
http://www.leyline.org/cra/1999lunasa/romans_and_gauls2.html
http://en.wikipedia.org/wiki/Celt
http://books.google.com/books?id=htI0AAAAMAAJ&pg=PA55&lpg=PA55&dq=britons+gauls+common&source=web&ots=i_sSCQ2eB2&sig=REewXbvDTWyjbgQr0oQY8KEqlfc#PPA66,M1
In the future, you can find the information you desire more quickly, if you use appropriate key words to do your own search.
I hope this helps. Thanks for asking.