
Female students wave Iran’s national flag during a ceremony marking the 31th anniversary of the 1979 Islamic revolution in Tehran, Iran on 11 February 2010. EPA/ABEDIN TAHERKENAREH

Iranian police stand in front of the crowd during a ceremony marking the 31st anniversary of the 1979 Islamic revolution in Tehran, Iran on 11 February 2010. Iran has succeeded to produce its first batch of uranium enriched to 20 per cent. 'I herewith tell you that we have succeeded to produce the first batch of the 20-per-cent uranium enrichment at the Natanz site and have delivered them to our scientists,' Ahmadinejad said in a ceremony in Tehran marking the 31st anniversary of the 1979 Islamic revolution. EPA/ABEDIN TAHERKENAREH

Iranians gather at the Azadi (freedom) square during a ceremony marking the 31st anniversary of the 1979 Islamic revolution in Tehran, Iran on 11 February 2010. Iran has succeeded to produce its first batch of uranium enriched to 20 per cent. 'I herewith tell you that we have succeeded to produce the first batch of the 20-per-cent uranium enrichment at the Natanz site and have delivered them to our scientists,' Ahmadinejad said in a ceremony in Tehran marking the 31st anniversary of the 1979 Islamic revolution. EPA/ABEDIN TAHERKENAREH

Iranians shout slogans during a ceremony marking the 31st anniversary of the 1979 Islamic revolution in Tehran, Iran on 11 February 2010. Iran has succeeded to produce its first batch of uranium enriched to 20 per cent. 'I herewith tell you that we have succeeded to produce the first batch of the 20-per-cent uranium enrichment at the Natanz site and have delivered them to our scientists,' Ahmadinejad said in a ceremony in Tehran marking the 31st anniversary of the 1979 Islamic revolution. EPA/ABEDIN TAHERKENAREH

Iranians gather at the Azadi (freedom) square during a ceremony marking the 31st anniversary of the 1979 Islamic revolution in Tehran, Iran on 11 February 2010. Iran has succeeded to produce its first batch of uranium enriched to 20 per cent. 'I herewith tell you that we have succeeded to produce the first batch of the 20-per-cent uranium enrichment at the Natanz site and have delivered them to our scientists,' Iranian President Mahmoud Ahmadinejad said in a ceremony in Tehran marking the 31st anniversary of the 1979 Islamic revolution. EPA/ABEDIN TAHERKENAREH

Iranian female students hold Iran’s flags during a ceremony marking the 31st anniversary of the 1979 Islamic revolution in Tehran, Iran on 11 February 2010. Iran has succeeded to produce its first batch of uranium enriched to 20 per cent. 'I herewith tell you that we have succeeded to produce the first batch of the 20-per-cent uranium enrichment at the Natanz site and have delivered them to our scientists,' Iranian President Mahmoud Ahmadinejad said in a ceremony in Tehran marking the 31st anniversary of the 1979 Islamic revolution. EPA/ABEDIN TAHERKENAREH

Iranians gather at the Azadi (freedom) square during a ceremony marking the 31st anniversary of the 1979 Islamic revolution in Tehran, Iran on 11 February 2010. Iran has succeeded to produce its first batch of uranium enriched to 20 per cent. 'I herewith tell you that we have succeeded to produce the first batch of the 20-per-cent uranium enrichment at the Natanz site and have delivered them to our scientists,' Iranian President Mahmoud Ahmadinejad said in a ceremony in Tehran marking the 31st anniversary of the 1979 Islamic revolution. EPA/ABEDIN TAHERKENAREH

Iranians hold a caricature of the US President Barak Obama during a ceremony marking the 31st anniversary of the 1979 Islamic revolution in Tehran, Iran on 11 February 2010. Iran has succeeded to produce its first batch of uranium enriched to 20 per cent. 'I herewith tell you that we have succeeded to produce the first batch of the 20-per-cent uranium enrichment at the Natanz site and have delivered them to our scientists,' Iranian President Mahmoud Ahmadinejad said in a ceremony in Tehran marking the 31st anniversary of the 1979 Islamic revolution. EPA/ABEDIN TAHERKENAREH

Iranian police stand guard in front of the crowd during a ceremony marking the 31st anniversary of the 1979 Islamic revolution in Tehran, Iran on 11 February 2010. Iran has succeeded to produce its first batch of uranium enriched to 20 per cent. 'I herewith tell you that we have succeeded to produce the first batch of the 20-per-cent uranium enrichment at the Natanz site and have delivered them to our scientists,' Iranian President Mahmoud Ahmadinejad said in a ceremony in Tehran marking the 31st anniversary of the 1979 Islamic revolution. EPA/ABEDIN TAHERKENAREH

Under the picture of Iranian supreme leader Ayatollah Ali Khamenei, Iranian president Mahmoud Ahmadinejad speaks during a ceremony marking the 31st anniversary of the 1979 Islamic revolution in Tehran, Iran on 11 February 2010. Iran has succeeded to produce its first batch of uranium enriched to 20 per cent. 'I herewith tell you that we have succeeded to produce the first batch of the 20-per-cent uranium enrichment at the Natanz site and have delivered them to our scientists,' Ahmadinejad said in a ceremony in Tehran marking the 31st anniversary of the 1979 Islamic revolution. EPA/ABEDIN TAHERKENAREH