1346    Charles IV of Luxembourg is elected emperor of the Holy Roman Empire.

1543    French troops invade Luxembourg.

1856    The Coup of 1856 leads to Luxembourg's unilateral adoption of a new, reactionary constitution.

1867    Luxembourg gains its independence.

1912    Marie-Adélaïde, the eldest of six daughters of Guillaume IV, becomes the first reigning Grand Duchess of Luxembourg.

1940    World War II: Germany invades Belgium, the Netherlands, and Luxembourg.

1944    Belgium, Netherlands and Luxembourg constitute Benelux.

1957    The European Economic Community is established (West Germany, France, Italy, Belgium, Netherlands, Luxembourg).

2006    Luxembourg becomes the first country to complete the move to all digital television broadcasting.