<span style="color: #222222;">Sikkim Chief Minister P.S. Tamang has greeted people on the eve of National Unity Day, which commemorates the birth anniversary of Sardar Vallabhbhai Patel and would be celebrated across the country tomorrow.<br />''<br />''In his message, Mr Tamang said Sardar Vallabhbhai Patel's commitment to national integration in the newly independent country was total and uncompromising.<br />''<br />'' Mr. Tamang said that Patel's belief in the principle of unity in diversity and standing united for the common cause of India's independence made him the Iron Man of India.<br />''<br />''Mr Tamang called upon civil servants to re-dedicate themselves to nation-building on the birth anniversary of Sardar Vallabhbhai Patel, who was instrumental in establishing the modern all-India services.</span><br />