Ключевые слова: access, agreement, america, american, arrow, bacteria, battle, beijing, border, colours, control, cooperation, corona, coronavirus, crisis, door, economic, enter, epidemic, export, fight, finance, financial, flag, flight, freedom, friend, friendship, geography, government, help, london, map, nation, partnership, patriotism, political, problem, protection, risk, security, star, union, united, united states, us, war, world,