Final answer:
Queen Maria Vladimirovna is involved in activities related to her claim to the headship of the Imperial House of Russia.
Step-by-step explanation:
Queen Maria Vladimirovna is a claimant to the headship of the Imperial House of Russia. While she does not hold a position of power, she is involved in several activities related to her claim and the preservation of the Russian imperial family's legacy. For example, she has made statements regarding the restitution of property and cultural objects, she participates in public engagements, and she advocates for the recognition of the Romanov family in Russia.
Learn more about Queen Maria Vladimirovna's actions related to her claim to the headship of the Imperial House of Russia