Japan is already in the midst of one delicate constitutional debate – and now it's been confronted with another.
Is being rude to overseas visitors an attempt to hold on to the pride that comes with power?
Britain's longest-reigning monarch has seen a big rise in life expectancy since her birth in 1926.
It's a demanding job, but all indicators suggest that the Queen is still up to it.
The British monarchy is in good shape. Here's how to make sure it stays that way.
The idea that only Parliament should set British laws emerged to protect the people from the King.
Picking and choosing your constitutional conventions can be more trouble than it's worth.
The tiltyard – like the football pitch – was an important arena in which men could demonstrate their prowess in front of a vast audience.
The question of who will replace the Queen as Head of Commonwealth is not as simple as it sounds.
Why our honours system is a great thing to have.
By challenging the courts, King Dalindyebo is testing the degree of impunity with which traditional leaders can get away.
The Queen has now been on the throne for 63 years and 217 days. As the embodiment of Britain, it has been certainly been a role that's out of the ordinary.
Having a Queen is a distinct business advantage, particularly due to reverence for the monarchy in new and emerging markets like China.
Only three of the original 63 clauses remain in force today, but the legacy of Magna Carta runs much deeper.
Members of the British royal family were far closer to Nazi Germany during World War II than has previously been recognise, Russian and Spanish archives suggest.
A year ago, a military coup toppled Thailand's elected government. The junta promised elections once a new constitution is adopted, but its authoritarian rule betrays a hostility to real democracy.
The Prince has views on defence procurement, badger culling and the Patagonian toothfish. Should we care?
The British public have come to expect impartiality from the monarchy under Elizabeth II.
The Crown has become a little less discriminatory with changes to the rules of succession – and descendants of George II who failed to get permission to wed need no longer fear their marriage is void.
Shakespeare has largely shaped our understanding of the king – and all the while the real Richard lay entombed in a carpark.