Which city serves as the capital of the US state of Louisiana?

What is the capital of Cuba? What is the capital of the Dominican Republic? What is the capital of Haiti? What is the capital of the Canadian province of British Columbia? What is the capital of the Mexican state of Yucatan? Which city is the capital of the US state of Oregon? What is the capital of the Canadian territory of Nunavut? Which city serves as the capital of the US state of North Dakota?