Nobody colonized Yemen, if we explicitly use the term colonization.
North Yemen was a territory under Ottoman control, as part of the Ottoman Empire.
South Yemen was a protectorate (which is an independent government that chooses to have Another Country manage defense and other external matters) of the United Kingdom.
Britain did not colonize Thailand.
Britain never colonised Argentina, Spain did.
1000's
1899
After World war I
1890 at the partition
1824 to 1948
The great britain by far
the Native Americans helped them
the Native Americans helped them
great britain
World wide