i learned today that there are two kinds of corgis
Cool, what are the two kinds of corgis?
there is one called the pembroke welsh corgi the other is a cardigan welsh
That's awesome. Which one do you like the best?
settlers, in particular a common ancestor of the Swedish Vallhund. A certain degree of interbreeding between the two types has been suggested to explain the similarities between the two.
The Pembroke is the more popular breed of the two, with the Cardigan Welsh Corgi appearing on The Kennel Club's list of Vulnerable Native Breeds. There are several physical differences between the two types according to the breed standards: the Cardigan is larger overall, both in weight and in height. Traditionally, the tails were of different shapes, but docking
Cardigan Welsh Corgi
The Cardigan Welsh Corgi is one of two separate dog breeds known as Welsh corgis that originated in Wales, the other being the Pembroke Welsh Corgi. It is one of the oldest breeds of the British Isles. 
Cardigan Welsh Corgis are known to be an extremely loyal dog breed. They are also versatile and can live in a variety of settings. However, they benefit from regular physical and mental stimulation.
History.
Pembroke and Cardigan corgis were originally listed as one breed by The Kennel Club