we have given vs we had given

Some examples from the web:

• Now we have given you a gift in good faith.
• Without your permission we have given you a responsibility.
• Mr President, there are those who think that we have given misleading information about the directive.
• I can send details of all the assistance that we have given in the Palestinian authorities.
• Ladies and gentleman, we have given the floor to 10 speakers.
• And we have given the automobile industries six months to reach an agreement.
• In matters of aggression we have given them absolute power over us.
• Today, we have given the Commission the green light to change the regulations.
• I think that we have given answers to the citizens.
• He goes hence frowning... but it honors us that we have given him cause.
• It seems as if the moral and material support which we have given from outside in the past has been for nothing.
• That is why, apart from adopting stricter national measures, we have given our full support to the Commission in its desire to strengthen the existing control mechanism.
• Treat it as a symbol of the education we have given you.
• It is time to remind Russia of what we have given, and to demand favours in return.
• With this report, we have given the European Commission a powerful signal to hurry up and make some specific legislative changes.
• I believe, then, that we have given a lot of things a push in this area, but can do still more.
• EU citizens want more of Europe, not less, but the answer that we have given so far is not good enough.
• The Council should take note of those matters to which we have given additional emphasis in our reading of the budget.
• Let me start by explaining why we have given preference to a fixed over a variable extension of the Supplementary Protection Certificate.
• It is said that we have given priority to the environment at the expense of social and economic issues.

Some examples from the web:

• He wouldn't be lying here if we had given the same devotion and passion to his well-being that we gave to our political careers.
• Worker-Comrades! We have brought victory on the two aims we had given ourselves!
• If we could turn the clock back to when we agreed the Interinstitutional Agreement, if we had given EUR 200 million extra to category 4, we would have solved a lot of problems over the last two years.
• We had given him a driving partner who was completely blind.
• We had given him a checkbook to cover expenses.
• If, instead of spending these trillions on yet further aggrandisement of our debt, if we had given that back to the people in tax cuts, think what a stimulus effect that would have had.
• It would naturally have been far better if, before embarking on this whole nuclear adventure, we had given some thought to the disposal of the resultant waste.
• We had given them to each other 4 Christmas day before.
• Monsieur Wraysford, we had almost given up on you.
• We had been given that chance late in life, and that's amazing.
• It would have been good if we had been given the opportunity to discuss these issues in one context.
• In winding up, Mr Böge said that we had been given a warning for the future.
• I said that we hadn't given up hope.
• They complained that we had not given them any gunboats to allow them to defend their borders more effectively.
• We could have orbited a satellite a year ago... ...if we had been given a green light.
• [Woodhouse] We had quite given you up.
• In the Committee on Legal Affairs, we were, essentially, guided by the instructions that we had been given by the experts and wise men that Parliament had mandated.
• If we had been given all the information I and my colleagues have been asking for, the decision tomorrow might have been easier for Members to take.
• Had we been given free will we could choose to ignore the pain, like they do.
• At the same time last year, we had not even given one fifth of that, as I mentioned very clearly.