On September 15, 2011, T.R.H.s Grand Duke Henri and Grand Duchess Maria Teresa of Luxembourg attended La Sidérurgie Luxembourgeoise, un Siècle d’Histoire et d’innovation at the Rockhal in Esch-sur-Alzette. The purpose of the event was to celebrate the “… 100th anniversary of the steel industry in Luxembourg.”(source)
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Finally, on September 16, 2011, H.R.H. Grand Duchess Maria Teresa had an audience with 2006 Nobel Peace Prize winner, Muhammad Yunus, at the palace in Luxembourg City. Click here to view a photo.