Passage: The current Foreign Secretary is Boris Johnson, the former Mayor of London, who was appointed by Prime Minister Theresa May in July 2016.

Question: Based on this passage, who took over as foreign secretary in 2016?
Steam of consciousness below:

user
This is the relevant information: The current Foreign Secretary is Boris Johnson, the former Mayor of London, who was appointed by Prime Minister Theresa May in July 2016.
So, the answer is Boris Johnson.
assistant