US QE1 made a spike on EU from 1.27 to 1.45. 600bn did that. Then dump back again.
QE1 extension 750bn did it from 1.27 to 1.52. At QE1 end, price was 1.36. QE1 end did a drop to 1.20 in the next 3 months.
US QE2 did a drop from 1.40 to 1.31 in the next 2 months, and finished it with a spike to 1.49, for QE2 to end at 1.42.