NEW DELHI: BJP president J P Nadda on Sunday said the entire country lighted lamps in response to Prime Minister Narendra Modi 's call, which shows that all Indians are united in the battle against novel coronavirus Nadda, who lit the lamps with his family members at his official residence here, said the gesture will strengthen the fight against the coronavirus pandemic.People across the country lighted lamps following the clarion call made by Modi, Nadda said, adding it will boost the morale of the society at large in its battle against Covid-19 Millions of Indians across the country switched off lights at their homes and lit candles, diyas or turned on mobile phone torches on Sunday night, responding to Prime Minister Modi's appeal to show the nation's "collective resolve and solidarity" in its fight against coronavirus.Modi had on Friday urged people to turn off lights at their homes for nine minutes at 9pm to display the country's collective resolve and solidarity to defeat the virus.