It seems there has been a confusion in your question. The first part of your question asks to describe the four dominant worldviews, while the second part asks about President Biden's request for support to Ukraine and your opinion on the war.
To clarify, I can provide a brief description of the four dominant worldviews, and then you can proceed to ask your question about President Biden separately if you'd like.
The four dominant worldviews are often categorized as follows:
1. Liberalism: Liberalism emphasizes individual rights, freedoms, and the role of government in protecting those rights. It promotes democracy, free markets, and social equality.
2. Conservatism: Conservatism values tradition, limited government intervention, and the preservation of established social institutions. It tends to support free markets and individual liberties while emphasizing the importance of social order.
3. Socialism: Socialism advocates for collective ownership and control of resources, with the goal of achieving greater economic equality and social justice. It emphasizes public ownership of industries and the provision of social welfare programs.
4. Environmentalism: Environmentalism focuses on the protection of the environment and sustainability. It emphasizes the need for responsible resource management, conservation, and taking action to address climate change and ecological concerns.
Now, if you would like to discuss President Biden's request for support to Ukraine and your opinion on the war, please provide more specific information or ask a specific question related to that topic.